Rules and usage of real, unreal and mixed conditionals
Easy
A.If it rains, we will stay inside.
B.If it rained, we would stay inside.
C.If it had rained, we would have stayed inside.
D.If it had rained, we would be inside now.
Correct Answer: If it rains, we will stay inside.
Explanation:
A real conditional describes a possible future situation and its likely result.
Incorrect! Try again.
2Which sentence uses the second conditional?
Rules and usage of real, unreal and mixed conditionals
Easy
A.If I had had time, I would have traveled.
B.If I had time, I would travel.
C.If I have time, I will travel.
D.If I have time, I usually travel.
Correct Answer: If I had time, I would travel.
Explanation:
The second conditional uses if + past simple and would + base verb for an unreal or unlikely present situation.
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3Which sentence is a mixed conditional?
Rules and usage of real, unreal and mixed conditionals
Easy
A.If she had studied, she would be confident now.
B.If she studied, she would pass.
C.If she had studied, she would have passed.
D.If she studies, she will pass.
Correct Answer: If she had studied, she would be confident now.
Explanation:
This mixed conditional connects an unreal past condition with a present result.
Incorrect! Try again.
4Which sentence has the correct punctuation?
Order and punctuation marks in conditionals
Easy
A.If you feel tired, take a break.
B.If you feel, tired take a break.
C.If you feel tired take, a break.
D.If, you feel tired take a break.
Correct Answer: If you feel tired, take a break.
Explanation:
When the if-clause comes first, it is normally followed by a comma.
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5Which sentence is correctly punctuated when the main clause comes first?
Order and punctuation marks in conditionals
Easy
A.We will leave if the bus arrives.
B.We will leave, if the bus arrives.
C.We, will leave if the bus arrives.
D.We will, leave if the bus arrives.
Correct Answer: We will leave if the bus arrives.
Explanation:
A comma is generally not needed when the main clause comes before the if-clause.
Incorrect! Try again.
6Which sentence correctly reverses the order of the clauses in If you call me, I will help you?
Order and punctuation marks in conditionals
Easy
A.If I will help you, you call me.
B.You call me if I will help you.
C.I will help you if you call me.
D.I will help, you if you call me.
Correct Answer: I will help you if you call me.
Explanation:
The main clause may come first without changing the basic meaning, and no comma is normally required.
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7What does only if usually introduce?
Usage of only if
Easy
A.A necessary condition
B.An unexpected contrast
C.A negative exception
D.A choice of alternatives
Correct Answer: A necessary condition
Explanation:
Only if means that one condition is necessary for something else to happen.
Incorrect! Try again.
8Complete the sentence: You may enter ___ you have a valid ticket.
Usage of only if
Easy
A.only if
B.unless
C.whether
D.even if
Correct Answer: only if
Explanation:
Only if shows that having a valid ticket is required for entry.
Incorrect! Try again.
9Which sentence means that permission is required before you can leave?
Usage of only if
Easy
A.You can leave even if the teacher disagrees.
B.You can leave whether the teacher agrees.
C.You can leave only if the teacher agrees.
D.You can leave unless the teacher agrees.
Correct Answer: You can leave only if the teacher agrees.
Explanation:
Only if makes the teacher's agreement a necessary condition for leaving.
Incorrect! Try again.
10What does even if commonly express?
Usage of even if
Easy
A.A condition that is always required
B.A result unchanged by a condition
C.A condition expressed negatively
D.A choice between two possibilities
Correct Answer: A result unchanged by a condition
Explanation:
Even if emphasizes that the result will remain the same regardless of the condition.
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11Complete the sentence: I will attend the meeting ___ I am tired.
Usage of even if
Easy
A.only if
B.even if
C.whether
D.unless
Correct Answer: even if
Explanation:
Even if shows that being tired will not change the decision to attend.
Incorrect! Try again.
12Which sentence means that rain will not change the speaker's plan?
Usage of even if
Easy
A.I will go even if it rains.
B.I will go unless it rains.
C.I will go if it does not rain.
D.I will go only if it rains.
Correct Answer: I will go even if it rains.
Explanation:
Even if means the speaker will go regardless of whether it rains.
Incorrect! Try again.
13The word unless is closest in meaning to which expression?
Usage of unless
Easy
A.even though
B.only if
C.if not
D.whether or not
Correct Answer: if not
Explanation:
Unless usually means if not and introduces a negative condition.
Incorrect! Try again.
14Which sentence has the same meaning as If you do not hurry, you will miss the bus?
Usage of unless
Easy
A.Unless you hurry, you will miss the bus.
B.Unless you wait, you will catch the bus.
C.Even if you hurry, you will miss the bus.
D.Only if you hurry, you will miss the bus.
Correct Answer: Unless you hurry, you will miss the bus.
Explanation:
Unless you hurry means if you do not hurry.
Incorrect! Try again.
15Complete the sentence: We cannot begin ___ everyone is ready.
Usage of unless
Easy
A.even if
B.whether
C.if so
D.unless
Correct Answer: unless
Explanation:
Unless introduces the condition that everyone must be ready before the activity can begin.
Incorrect! Try again.
16What does whether commonly introduce?
Usage of whether
Easy
A.One negative condition
B.One necessary condition
C.One certain result
D.Two possible alternatives
Correct Answer: Two possible alternatives
Explanation:
Whether is commonly used when discussing alternatives or uncertainty between possibilities.
Incorrect! Try again.
17Complete the sentence: I do not know ___ she will attend.
Usage of whether
Easy
A.whether
B.only if
C.even if
D.unless
Correct Answer: whether
Explanation:
Whether is used to express uncertainty about her attendance.
Incorrect! Try again.
18Which sentence correctly uses whether or not?
Usage of whether
Easy
A.We will continue unless or not it rains.
B.We will continue whether or not it rains.
C.We will continue only if or not it rains.
D.We will continue even if or not it rains.
Correct Answer: We will continue whether or not it rains.
Explanation:
Whether or not means that the result is the same in either situation.
Incorrect! Try again.
19What does if so mean?
Usage of if so
Easy
A.If that is false
B.Despite that fact
C.If that is true
D.Until that happens
Correct Answer: If that is true
Explanation:
If so refers back to a previously mentioned possibility and means if that is true.
Incorrect! Try again.
20Complete the passage: Are you free this afternoon? ___, please call me.
Usage of if so
Easy
A.Unless
B.If so
C.Whether
D.Only if
Correct Answer: If so
Explanation:
If so refers to the possibility that the listener is free that afternoon.
Incorrect! Try again.
21If the weather improves this afternoon, we ____ the outdoor event.
Rules and usage of real, unreal and mixed conditionals
Medium
A.would hold
B.held
C.will hold
D.would have held
Correct Answer: will hold
Explanation:
The first conditional describes a real future possibility: present simple in the if-clause and will plus the base verb in the main clause.
Incorrect! Try again.
22If Maya had accepted the scholarship, she ____ at the university now.
Rules and usage of real, unreal and mixed conditionals
Medium
A.would be studying
B.will study
C.had studied
D.studies
Correct Answer: would be studying
Explanation:
This is a mixed conditional. A past unreal condition leads to an unreal present result, so the result clause uses would be studying.
Incorrect! Try again.
23Which sentence correctly expresses an unreal past condition and its past result?
Rules and usage of real, unreal and mixed conditionals
Medium
A.If I knew earlier, I would have helped.
B.If I know earlier, I would help.
C.If I had known earlier, I will help.
D.If I had known earlier, I would have helped.
Correct Answer: If I had known earlier, I would have helped.
Explanation:
The third conditional uses past perfect in the if-clause and would have + past participle in the result clause.
Incorrect! Try again.
24Choose the sentence that correctly describes a general fact.
Rules and usage of real, unreal and mixed conditionals
Medium
A.If metal is heated, it expands.
B.If metal had heated, it expanded.
C.If metal heated, it expands.
D.If metal heats, it will expand.
Correct Answer: If metal is heated, it expands.
Explanation:
A zero conditional expresses a general fact. Both clauses use the present simple; the passive form is needed because metal receives the action.
Incorrect! Try again.
25Which sentence has the correct punctuation?
Order and punctuation marks in conditionals
Medium
A.If the train is delayed we, will take a taxi.
B.If, the train is delayed we will take a taxi.
C.If the train is delayed, we will take a taxi.
D.If the train is delayed we will take a taxi.
Correct Answer: If the train is delayed, we will take a taxi.
Explanation:
When the if-clause comes first, it is followed by a comma before the main clause.
Incorrect! Try again.
26Which sentence correctly places the conditional clause after the main clause?
Order and punctuation marks in conditionals
Medium
A.We will postpone the match, if it rains.
B.We will postpone, the match if it rains.
C.We will postpone the match if it rains.
D.If it rains we, will postpone the match.
Correct Answer: We will postpone the match if it rains.
Explanation:
A comma is usually unnecessary when the if-clause follows the main clause.
Incorrect! Try again.
27Which sentence preserves the meaning of "If you need assistance, contact the help desk"?
Order and punctuation marks in conditionals
Medium
A.If you need assistance contact, the help desk.
B.If contact the help desk, you need assistance.
C.Contact the help desk if you need assistance.
D.Contact, the help desk if you need assistance.
Correct Answer: Contact the help desk if you need assistance.
Explanation:
The conditional clause can follow the main clause without a comma, and the order still expresses the same condition.
Incorrect! Try again.
28Which sentence correctly uses only if to express a strict condition?
Usage of only if
Medium
A.You may only if enter you show your identification.
B.Only if you show your identification, you may entering.
C.You may enter if only you show your identification.
D.You may enter only if you show your identification.
Correct Answer: You may enter only if you show your identification.
Explanation:
Only if means that showing identification is necessary for entry.
Incorrect! Try again.
29Which sentence correctly emphasizes the condition by placing only if at the beginning?
Usage of only if
Medium
A.Only if the roads clear will the buses operate.
B.Only if the roads are clear will the buses operate.
C.Only if are the roads clear, will operate the buses.
D.Only if the roads clear, the buses will operate.
Correct Answer: Only if the roads are clear will the buses operate.
Explanation:
When only if begins the sentence, the main clause uses subject–auxiliary inversion: will the buses operate.
Incorrect! Try again.
30Choose the sentence with the correct meaning: receiving a refund requires returning the product within seven days.
Usage of only if
Medium
A.You only receive if a refund return the product within seven days.
B.Only if you receive a refund, you return the product within seven days.
C.You receive a refund if only you return the product within seven days.
D.You receive a refund only if you return the product within seven days.
Correct Answer: You receive a refund only if you return the product within seven days.
Explanation:
The phrase only if introduces the necessary condition for receiving a refund.
Incorrect! Try again.
31Which sentence correctly shows that the result will remain unchanged despite a possible problem?
Usage of even if
Medium
A.Even if the price rising, we will renew the contract.
B.Even if the price rises, we will renew the contract.
C.Even if the price rose, we renew the contract yesterday.
D.Even if the price rises, we would renewed the contract.
Correct Answer: Even if the price rises, we will renew the contract.
Explanation:
Even if introduces an unexpected or insufficient condition; the contract will be renewed regardless of a possible price rise.
Incorrect! Try again.
32Choose the sentence that correctly contrasts if and even if.
Usage of even if
Medium
A.Even if he apologized, I will never forgiven him.
B.Even if he apologizes, I may never forgive him.
C.If he apologizes, I would never forgive him yesterday.
D.If he apologizes, I may forgive him.
Correct Answer: Even if he apologizes, I may never forgive him.
Explanation:
Even if shows that the result may occur despite the condition, emphasizing that the condition is not sufficient to change the result.
Incorrect! Try again.
33Which sentence refers to an unreal or unlikely situation while emphasizing that it would not change the result?
Usage of even if
Medium
A.Even if I were offered the position, I would decline it.
B.Even if I am offered the position, I declined it.
C.Even if I offered the position, I will declined it.
D.Even if I had offered the position, I decline it.
Correct Answer: Even if I were offered the position, I would decline it.
Explanation:
The second conditional uses were in the unreal if-clause and would + base verb in the result clause.
Incorrect! Try again.
34Choose the sentence closest in meaning to "If you do not submit the form, your application will be rejected."
Usage of unless
Medium
A.Unless submitting the form, your application rejected.
B.Unless you submit the form, your application will be rejected.
C.Unless you submitted the form, your application will reject.
D.Unless you do not submit the form, your application will be rejected.
Correct Answer: Unless you submit the form, your application will be rejected.
Explanation:
Unless means if not, so it introduces the negative condition without using an additional not.
Incorrect! Try again.
35Which sentence uses unless correctly?
Usage of unless
Medium
A.We unless will go hiking the storm continues.
B.We will go hiking unless the storm continues.
C.Unless the storm continues, we will not go hiking always.
D.We will go hiking unless the storm does not continue.
Correct Answer: We will go hiking unless the storm continues.
Explanation:
The sentence means that the group will go hiking if the storm does not continue.
Incorrect! Try again.
36Which sentence correctly uses whether to introduce two possible alternatives?
Usage of whether
Medium
A.I do not know whether the museum is open.
B.I do not know whether is the museum open.
C.I do not know whether the museum open is.
D.I do not know if whether the museum is open.
Correct Answer: I do not know whether the museum is open.
Explanation:
In an indirect question, whether is followed by normal statement word order: subject before verb.
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37Choose the sentence that correctly uses whether or not.
Usage of whether
Medium
A.Whether it rains or not, will the ceremony begin at noon.
B.Whether it rain or not, the ceremony would began at noon.
C.Whether or not it rains, the ceremony will begin at noon.
D.Whether or not rains it, the ceremony begin at noon.
Correct Answer: Whether or not it rains, the ceremony will begin at noon.
Explanation:
Whether or not means that both alternatives have the same result. The present simple follows whether, and the main clause uses will for the future.
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38Read the exchange: "Are you available for the interview tomorrow?" "If so, I will send you the meeting link." What does if so refer to?
Usage of if so
Medium
A.If the interview is canceled
B.If the interview was held yesterday
C.If the person is available tomorrow
D.If the meeting link is missing
Correct Answer: If the person is available tomorrow
Explanation:
If so refers to the positive situation mentioned in the previous statement: being available for the interview tomorrow.
Incorrect! Try again.
39Which sentence uses if so correctly as a reference to the previous statement?
Usage of if so
Medium
A.The report may contain errors. If so, we should check the data again.
B.The report may contain errors. If so, we should not check it again.
C.The report may contain errors. If so the data checked yesterday.
D.The report may contain errors. If so, it contain no errors.
Correct Answer: The report may contain errors. If so, we should check the data again.
Explanation:
If so means if that is true. Since the report may contain errors, checking the data again is the logical result.
Incorrect! Try again.
40Which revision correctly avoids repeating the phrase "the application has been approved"?
Usage of if so
Medium
A.Has the application been approved? If so, please forward the confirmation.
B.Has the application been approved? If so, please forwarding confirmation.
C.Has the application been approved? If so, please to forward confirmed.
D.Has the application been approved? If so, please forward it approved.
Correct Answer: Has the application been approved? If so, please forward the confirmation.
Explanation:
If so replaces the idea that the application has been approved, and the following imperative correctly uses the base verb forward.
Incorrect! Try again.
41Which sentence correctly expresses that a rejected past job offer is the reason the speaker does not live in Tokyo now?
Rules and usage of real, unreal and mixed conditionals
Hard
A.If I had accepted the offer, I would live in Tokyo now.
B.If I would have accepted the offer, I lived in Tokyo now.
C.If I accepted the offer, I would live in Tokyo now.
D.If I had accepted the offer, I would have lived in Tokyo then and might perhaps still be living there now.
Correct Answer: If I had accepted the offer, I would live in Tokyo now.
Explanation:
This mixed conditional combines a past unreal condition, "had accepted," with a present unreal result, "would live."
Incorrect! Try again.
42Mira is extremely meticulous. Because of that enduring quality, she detected an error during yesterday's audit. Which conditional expresses this relationship correctly?
Rules and usage of real, unreal and mixed conditionals
Hard
A.If Mira were not meticulous, she would have missed the error.
B.If Mira had not been meticulous, she would not miss the error.
C.If Mira were not meticulous, she would miss the error yesterday.
D.If Mira would not be meticulous, she had missed the error.
Correct Answer: If Mira were not meticulous, she would have missed the error.
Explanation:
A present unreal condition about Mira's enduring character is paired with a counterfactual past result.
Incorrect! Try again.
43Which sentence correctly states a realistic future condition without using "will" to express simple futurity in the if-clause?
Rules and usage of real, unreal and mixed conditionals
Hard
A.If the supplier delivers by noon, production will resume.
B.If the supplier will deliver by noon, production resumes.
C.If the supplier delivered by noon, production will resume.
D.If the supplier would deliver by noon, production resumed.
Correct Answer: If the supplier delivers by noon, production will resume.
Explanation:
In a standard real future conditional, the if-clause uses the present simple and the result clause may use "will."
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44Which sentence uses "will" acceptably inside an if-clause because it indicates willingness rather than neutral futurity?
Rules and usage of real, unreal and mixed conditionals
Hard
A.If prices will rise tomorrow, we should buy today.
B.If the train will arrive at six, we can meet it.
C.If the committee will announce its routine decision next week according to the published schedule, reporters should wait.
D.If you will sign here, I can release the documents.
Correct Answer: If you will sign here, I can release the documents.
Explanation:
Here, "will sign" means "are willing to sign." This volitional use of "will" is permitted in an if-clause.
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45Which sentence is punctuated correctly under standard formal conventions?
Order and punctuation marks in conditionals
Hard
A.If the data are verified, the article will be published.
B.The article, will be published if the data are verified.
C.If the data are verified the article will be published.
D.The article will be published, if the data are verified.
Correct Answer: If the data are verified, the article will be published.
Explanation:
An initial conditional clause is normally followed by a comma. A following essential if-clause normally takes no comma.
Incorrect! Try again.
46Which inverted conditional is correctly ordered and punctuated?
Order and punctuation marks in conditionals
Hard
A.Had the warning been issued earlier, the evacuation would have succeeded.
B.Had been the warning issued earlier, the evacuation would have succeeded.
C.The evacuation would have succeeded, had the warning issued earlier.
D.Had the warning issued earlier the evacuation, would have succeeded.
Correct Answer: Had the warning been issued earlier, the evacuation would have succeeded.
Explanation:
"Had + subject + past participle" correctly replaces "if + past perfect," and the initial clause takes a comma.
Incorrect! Try again.
47Which version correctly punctuates a conditional inserted parenthetically into the main clause?
Order and punctuation marks in conditionals
Hard
A.The revised policy if approved will, take effect in June.
B.The revised policy, if approved will take effect in June.
C.The revised policy, if approved, will take effect in June.
D.The revised policy if approved, will take effect in June.
Correct Answer: The revised policy, if approved, will take effect in June.
Explanation:
Because "if approved" interrupts the main clause as a parenthetical condition, it is enclosed by paired commas.
Incorrect! Try again.
48Which sentence correctly uses subject-auxiliary inversion after a fronted "only if" clause?
Usage of only if
Hard
A.Only if does the audit pass, the board will approve the merger.
B.Only if the audit passes will the board approve the merger.
C.Only if the audit passes, the board will approve the merger.
D.Only if the audit will pass, will the board have been able to approve the merger at its next scheduled meeting.
Correct Answer: Only if the audit passes will the board approve the merger.
Explanation:
A fronted "only if" clause triggers inversion in the main clause: "will the board approve."
Incorrect! Try again.
49The statement "The archive opens only if a curator is present" establishes which logical relationship?
Usage of only if
Hard
A.The archive opens whenever no curator is present.
B.The archive's opening requires a curator's presence.
C.A curator must remain present because the archive necessarily opens throughout every curator's entire shift.
D.A curator's presence guarantees that the archive opens.
Correct Answer: The archive's opening requires a curator's presence.
Explanation:
"Only if" introduces a necessary condition, not a sufficient one. Opening implies that a curator is present.
Incorrect! Try again.
50Which sentence means that submitting identification is necessary for entry, without claiming that identification alone guarantees entry?
Usage of only if
Hard
A.You may enter only if you submit identification.
B.You may enter if you submit identification.
C.You may enter if and only if you submit identification.
D.Only if you may enter, you submit identification.
Correct Answer: You may enter only if you submit identification.
Explanation:
"Only if" marks identification as necessary. It does not state that identification is sufficient for entry.
Incorrect! Try again.
51Which sentence most clearly conveys that the result will remain unchanged under the hypothetical condition?
Usage of even if
Hard
A.If only the forecast improves, the expedition will remain canceled.
B.Unless the forecast improves, the expedition will remain canceled after the organizers reassess every available route.
C.Even if the forecast improves, the expedition will remain canceled.
D.Even though the forecast improves, the expedition would remain canceled.
Correct Answer: Even if the forecast improves, the expedition will remain canceled.
Explanation:
"Even if" introduces a condition whose fulfillment would not alter the stated result.
Incorrect! Try again.
52The speaker does not know whether Leo apologized, but insists that an apology would not excuse the deception. Which sentence is most accurate?
Usage of even if
Hard
A.Even though Leo apologized, that would not excuse the deception.
B.Even if Leo apologized, that would not excuse the deception.
C.Unless Leo apologized, that would not excuse the deception.
D.Whether Leo certainly apologized yesterday, that would not excuse the deception under any interpretation.
Correct Answer: Even if Leo apologized, that would not excuse the deception.
Explanation:
"Even if" leaves the condition open or hypothetical. "Even though" would present the apology as a fact.
Incorrect! Try again.
53Which sentence is the closest standard equivalent of "Unless the seal is broken, the contents remain sterile"?
Usage of unless
Hard
A.If the seal is broken, the contents remain sterile.
B.If the seal is not broken, the contents remain sterile.
C.Even if the seal has been broken accidentally during transport, the contents continue to remain completely sterile.
D.Only if the seal is not broken, the contents become sterile.
Correct Answer: If the seal is not broken, the contents remain sterile.
Explanation:
"Unless P, Q" generally corresponds to "if not P, Q." Here, sterility continues when the seal is not broken.
Incorrect! Try again.
54Which sentence uses "unless" correctly and avoids nonstandard redundant negation?
Usage of unless
Hard
A.Unless the witness retracts the claim, proceedings will continue.
B.Unless the witness will retract the claim, proceedings would continue.
C.Unless the witness has not formally retracted the disputed claim in writing, proceedings will continue as currently scheduled.
D.Unless the witness does not retract the claim, proceedings will continue.
Correct Answer: Unless the witness retracts the claim, proceedings will continue.
Explanation:
"Unless" already carries the meaning "if not," so an additional negative usually reverses or obscures the intended condition.
Incorrect! Try again.
55Which rewrite preserves the meaning of "I will attend unless the meeting is postponed"?
Usage of unless
Hard
A.I will not attend if the meeting is not postponed.
B.I will attend because the meeting cannot possibly be postponed under the current procedural rules.
C.I will attend only if the meeting is postponed.
D.I will attend if the meeting is not postponed.
Correct Answer: I will attend if the meeting is not postponed.
Explanation:
The original states that postponement is the exception preventing attendance, so attendance occurs if there is no postponement.
Incorrect! Try again.
56Which sentence correctly presents two explicit alternatives as the object of a preposition?
Usage of whether
Hard
A.The outcome depends on whether the panel accepts or rejects the appeal.
B.The outcome depends whether the panel accepts or rejects the appeal.
C.The outcome depends on whether or if the panel eventually accepts the appeal after reviewing every submission.
D.The outcome depends on if the panel accepts or rejects the appeal.
Correct Answer: The outcome depends on whether the panel accepts or rejects the appeal.
Explanation:
"Whether," rather than "if," is standard after a preposition and naturally introduces explicit alternatives.
Incorrect! Try again.
57Which completion correctly indicates that the action will occur regardless of the stated alternatives?
Usage of whether
Hard
A.If the server recovers or not, the logs must be preserved.
B.Only if the server recovers or does not recover after the full diagnostic procedure, the logs must be preserved.
C.Unless the server recovers or not, the logs must be preserved.
D.Whether the server recovers or not, the logs must be preserved.
Correct Answer: Whether the server recovers or not, the logs must be preserved.
Explanation:
"Whether ... or not" covers both alternatives and shows that neither changes the requirement.
Incorrect! Try again.
58Which sentence is correct when the interrogative clause functions as the subject of the sentence?
Usage of whether
Hard
A.If the evidence was altered remains uncertain.
B.Whether the evidence was altered remains uncertain.
C.Whether or if the evidence was deliberately altered by an authorized investigator remains deeply uncertain.
D.Unless the evidence was altered remains uncertain.
Correct Answer: Whether the evidence was altered remains uncertain.
Explanation:
A subject interrogative clause is introduced by "whether," not conditional "if."
Incorrect! Try again.
59Choose the most coherent completion: "The contract may contain an automatic-renewal clause; ____, notify the legal team immediately."
Usage of if so
Hard
A.if not so
B.unless so, after conducting a complete review of every clause
C.whether so
D.if so
Correct Answer: if so
Explanation:
"If so" means "if the contract does contain such a clause" and avoids repeating the preceding proposition.
Incorrect! Try again.
60Which sentence uses "if so" with a clear and logically matching antecedent?
Usage of if so
Hard
A.Has the laboratory denied contamination? If so, the contamination is confirmed.
B.The laboratory confirmed that the samples were clean. If so, isolate them because contamination has definitely been established.
C.The laboratory may test the samples. If so, contamination caused the test.
D.Has the laboratory confirmed contamination? If so, isolate the affected samples.
Correct Answer: Has the laboratory confirmed contamination? If so, isolate the affected samples.
Explanation:
"If so" clearly refers to confirmation of contamination, a condition that logically supports isolating the samples.
Incorrect! Try again.
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