1Which modal verb is commonly used to describe general ability in the present?
comparative usage of modal verbs of ability
Easy
A.must
B.can
C.might
D.could
Correct Answer: can
Explanation:
We use "can" to talk about ability in the present, such as "She can swim."
Incorrect! Try again.
2Which sentence describes ability in the past?
comparative usage of modal verbs of ability
Easy
A.I could read at five.
B.I may read at five.
C.I can read at five.
D.I must read at five.
Correct Answer: I could read at five.
Explanation:
We commonly use "could" to describe general ability in the past.
Incorrect! Try again.
3Which expression is used for ability in a specific past situation?
comparative usage of modal verbs of ability
Easy
A.might
B.could
C.can
D.was able to
Correct Answer: was able to
Explanation:
For a successful action in one specific past situation, "was able to" is often used.
Incorrect! Try again.
4Which modal verb is commonly used to ask for permission in an informal situation?
comparative usage of modal verbs of permission
Easy
A.Must
B.Should
C.Can
D.Would
Correct Answer: Can
Explanation:
"Can" is commonly used to ask for permission informally, as in "Can I leave early?"
Incorrect! Try again.
5Which question is the most formal request for permission?
comparative usage of modal verbs of permission
Easy
A.May I enter?
B.Should I enter?
C.Could I enter yesterday?
D.Must I enter?
Correct Answer: May I enter?
Explanation:
"May I...?" is a formal way to ask for permission.
Incorrect! Try again.
6Which sentence gives permission?
comparative usage of modal verbs of permission
Easy
A.You may use my phone.
B.You might use my phone.
C.You must use my phone.
D.You should use my phone.
Correct Answer: You may use my phone.
Explanation:
"May" can be used to give or grant permission.
Incorrect! Try again.
7Which modal verb shows that something is possible but not certain?
comparative usage of modal verbs of possibility
Easy
A.can
B.must
C.might
D.should
Correct Answer: might
Explanation:
"Might" expresses a possibility that is not certain.
Incorrect! Try again.
8Choose the sentence that expresses present possibility.
comparative usage of modal verbs of possibility
Easy
A.It may rain.
B.It must rain.
C.It can rained.
D.It should rain yesterday.
Correct Answer: It may rain.
Explanation:
"May" can express a possible future or present event.
Incorrect! Try again.
9Which sentence shows a stronger possibility based on evidence?
comparative usage of modal verbs of possibility
Easy
A.She could be home.
B.She might be home.
C.She must be home.
D.She may be home.
Correct Answer: She must be home.
Explanation:
In this use, "must" shows a strong conclusion based on evidence.
Incorrect! Try again.
10Which modal verb expresses strong necessity or obligation?
comparative usage of modal verbs of necessity
Easy
A.must
B.could
C.would
D.might
Correct Answer: must
Explanation:
"Must" expresses strong necessity or obligation.
Incorrect! Try again.
11Which sentence expresses an external rule or requirement?
comparative usage of modal verbs of necessity
Easy
A.I have to wear a uniform.
B.I could wear a uniform.
C.I might wear a uniform.
D.I would wear a uniform.
Correct Answer: I have to wear a uniform.
Explanation:
"Have to" often expresses a rule or requirement imposed by another person or situation.
Incorrect! Try again.
12Which sentence means that something is not necessary?
comparative usage of modal verbs of necessity
Easy
A.You should not have come.
B.You cannot come.
C.You must not come.
D.You do not have to come.
Correct Answer: You do not have to come.
Explanation:
"Do not have to" means that an action is optional, not necessary.
Incorrect! Try again.
13Which modal verb makes a polite request?
comparative usage of modal verbs of request
Easy
A.Might
B.Could
C.Shall
D.Must
Correct Answer: Could
Explanation:
"Could" is commonly used to make a polite request.
Incorrect! Try again.
14Choose the most polite request.
comparative usage of modal verbs of request
Easy
A.Open the window.
B.Can you open the window?
C.Must you open the window?
D.You open the window.
Correct Answer: Can you open the window?
Explanation:
"Can you...?" is a common and polite way to ask someone to do something.
Incorrect! Try again.
15Which modal verb is commonly used to make a suggestion?
comparative usage of modal verbs of suggestions
Easy
A.can
B.may
C.must
D.should
Correct Answer: should
Explanation:
"Should" is commonly used to give advice or make a suggestion.
Incorrect! Try again.
16Which sentence gives advice?
comparative usage of modal verbs of suggestions
Easy
A.You should rest.
B.You must have rested yesterday.
C.You may rest.
D.You can rested.
Correct Answer: You should rest.
Explanation:
"Should" is used to recommend an action or give advice.
Incorrect! Try again.
17Which modal verb is commonly used to offer help?
comparative usage of modal verbs of offers
Easy
A.Could have
B.Shall
C.Might
D.Must
Correct Answer: Shall
Explanation:
"Shall I...?" is commonly used to offer help or suggest doing something.
Incorrect! Try again.
18Which sentence is an offer?
comparative usage of modal verbs of offers
Easy
A.I might carried your bag.
B.I should carry your bag yesterday.
C.Must I carry your bag?
D.Shall I carry your bag?
Correct Answer: Shall I carry your bag?
Explanation:
"Shall I...?" is used to offer to do something for someone.
Incorrect! Try again.
19Which sentence is a polite invitation?
comparative usage of modal verbs of invitations
Easy
A.Would you like to join us?
B.Could you joined us yesterday?
C.You should joining us.
D.Must you join us?
Correct Answer: Would you like to join us?
Explanation:
"Would you like to...?" is a common polite way to invite someone.
Incorrect! Try again.
20Which modal expression can introduce an informal invitation?
comparative usage of modal verbs of invitations
Easy
A.May you came to dinner?
B.Can you come to dinner?
C.Should you coming to dinner?
D.Must you come to dinner?
Correct Answer: Can you come to dinner?
Explanation:
"Can you...?" can be used to invite someone informally.
Incorrect! Try again.
21Which sentence best describes a general ability that someone possessed in the past?
comparative usage of modal verbs of ability
Medium
A.She might swim when she was five.
B.She should swim when she was five.
C.She must swim when she was five.
D.She could swim when she was five.
Correct Answer: She could swim when she was five.
Explanation:
Use could to describe general ability in the past.
Incorrect! Try again.
22Which sentence correctly describes success in one specific past situation?
comparative usage of modal verbs of ability
Medium
A.I was able to open the door yesterday.
B.I should open the door yesterday.
C.I could open the door yesterday.
D.I might open the door yesterday.
Correct Answer: I was able to open the door yesterday.
Explanation:
For a successfully completed ability in one specific past situation, use was/were able to rather than could.
Incorrect! Try again.
23Choose the best sentence to express ability in the future.
comparative usage of modal verbs of ability
Medium
A.By next month, he could drive alone.
B.By next month, he must drive alone.
C.By next month, he can drive alone.
D.By next month, he will be able to drive alone.
Correct Answer: By next month, he will be able to drive alone.
Explanation:
The usual future form for ability is will be able to.
Incorrect! Try again.
24Which question is the most formal way to ask for permission to leave early?
comparative usage of modal verbs of permission
Medium
A.Must I leave early today?
B.Could I leave early today?
C.Can I leave early today?
D.May I leave early today?
Correct Answer: May I leave early today?
Explanation:
May is traditionally the most formal modal for asking permission.
Incorrect! Try again.
25Which sentence shows that permission was refused in the past?
comparative usage of modal verbs of permission
Medium
A.We shouldn't use the laboratory after six.
B.We didn't have to use the laboratory after six.
C.We couldn't use the laboratory after six.
D.We might not use the laboratory after six.
Correct Answer: We couldn't use the laboratory after six.
Explanation:
Could not can express that something was not permitted in a past situation.
Incorrect! Try again.
26The sign says, "Visitors ___ take photographs, but flash photography is prohibited." Choose the best option.
comparative usage of modal verbs of permission
Medium
A.Visitors should take photographs
B.Visitors can take photographs
C.Visitors must take photographs
D.Visitors would take photographs
Correct Answer: Visitors can take photographs
Explanation:
Here, can expresses general permission, while the second clause gives a restriction.
Incorrect! Try again.
27Which sentence expresses a stronger possibility based on present evidence?
comparative usage of modal verbs of possibility
Medium
A.The train may be delayed by snow.
B.The train might be delayed by snow.
C.The train should be delayed by snow.
D.The train must be delayed by snow.
Correct Answer: The train may be delayed by snow.
Explanation:
May generally expresses a stronger possibility than might, while must expresses deduction or necessity.
Incorrect! Try again.
28You see wet umbrellas and muddy shoes near the entrance. Which conclusion is most logical?
comparative usage of modal verbs of possibility
Medium
A.It must have been raining.
B.It can have been raining.
C.It should have been raining.
D.It would have been raining.
Correct Answer: It must have been raining.
Explanation:
Must have + past participle expresses a strong deduction about a past event.
Incorrect! Try again.
29Which sentence correctly expresses that a past event was possible but did not happen?
comparative usage of modal verbs of possibility
Medium
A.They can take a later flight.
B.They should take a later flight.
C.They must have taken a later flight.
D.They could have taken a later flight.
Correct Answer: They could have taken a later flight.
Explanation:
Could have + past participle describes a past possibility or option that was not necessarily chosen.
Incorrect! Try again.
30Which sentence shows that the speaker believes an action is necessary because of an external rule?
comparative usage of modal verbs of necessity
Medium
A.I must wear a uniform at work.
B.I might wear a uniform at work.
C.I have to wear a uniform at work.
D.I could wear a uniform at work.
Correct Answer: I have to wear a uniform at work.
Explanation:
Have to commonly expresses necessity caused by an external rule or circumstance.
Incorrect! Try again.
31Which sentence means that it is not necessary to submit the form today?
comparative usage of modal verbs of necessity
Medium
A.You shouldn't submit the form today.
B.You mustn't submit the form today.
C.You couldn't submit the form today.
D.You don't have to submit the form today.
Correct Answer: You don't have to submit the form today.
Explanation:
Don't have to means there is no obligation; mustn't means the action is prohibited.
Incorrect! Try again.
32Which sentence correctly expresses that wearing a helmet is prohibited?
comparative usage of modal verbs of necessity
Medium
A.You couldn't wear a helmet.
B.You don't have to wear a helmet.
C.You might not wear a helmet.
D.You mustn't wear a helmet.
Correct Answer: You mustn't wear a helmet.
Explanation:
Mustn't expresses prohibition, not merely a lack of necessity.
Incorrect! Try again.
33Which request is the most polite and formal?
comparative usage of modal verbs of request
Medium
A.Will you send me the report?
B.Could you send me the report?
C.Can you send me the report?
D.Must you send me the report?
Correct Answer: Could you send me the report?
Explanation:
Could you...? is a polite request and is generally more formal than Can you...?
Incorrect! Try again.
34A colleague asks you to help immediately, but you are busy. Which response is the most appropriate?
comparative usage of modal verbs of request
Medium
A.Could you wait until three?
B.May you wait until three?
C.Can you waiting until three?
D.Must you wait until three?
Correct Answer: Could you wait until three?
Explanation:
Could you...? can make a polite request, including a request for someone to delay an action.
Incorrect! Try again.
35Which sentence gives a suggestion rather than a strict instruction?
comparative usage of modal verbs of suggestions
Medium
A.You have to contact the manager.
B.You can contact the manager.
C.You should contact the manager.
D.You must contact the manager.
Correct Answer: You should contact the manager.
Explanation:
Should is commonly used to offer advice or a suggestion.
Incorrect! Try again.
36Which suggestion includes the speaker and the listener in a possible activity?
comparative usage of modal verbs of suggestions
Medium
A.You might review the notes.
B.Shall we review the notes?
C.You must review the notes.
D.You should review the notes.
Correct Answer: Shall we review the notes?
Explanation:
Shall we...? is used to make a suggestion involving both the speaker and the listener.
Incorrect! Try again.
37Your guest is carrying several bags. Which sentence is the most natural offer of help?
comparative usage of modal verbs of offers
Medium
A.Must I carry one for you?
B.May I carry one for you?
C.Should I carrying one for you?
D.Shall I carry one for you?
Correct Answer: Shall I carry one for you?
Explanation:
Shall I...? is commonly used to make an offer to do something.
Incorrect! Try again.
38Which sentence offers the listener a choice rather than promising that the speaker will act?
comparative usage of modal verbs of offers
Medium
A.I should call a taxi for you.
B.I must call a taxi for you.
C.I can call a taxi for you.
D.I might have called a taxi for you.
Correct Answer: I can call a taxi for you.
Explanation:
Can can be used to offer to do something for another person.
Incorrect! Try again.
39Which sentence is a polite invitation to attend a meeting?
comparative usage of modal verbs of invitations
Medium
A.Would you like to attend the meeting?
B.You should attend the meeting.
C.Could you attend the meeting yesterday?
D.Must you attend the meeting?
Correct Answer: Would you like to attend the meeting?
Explanation:
Would you like to...? is a polite and common way to invite someone.
Incorrect! Try again.
40Which response politely accepts an invitation to dinner?
comparative usage of modal verbs of invitations
Medium
A.Yes, I could loved to.
B.Yes, I should loving to.
C.Yes, I would love to.
D.Yes, I must love to.
Correct Answer: Yes, I would love to.
Explanation:
I would love to is a natural and polite way to accept an invitation.
Incorrect! Try again.
41Choose the best completion: Although the smoke was extremely thick, the firefighter _____ the trapped child on her third attempt.
ability
Hard
A.was able to reach
B.would reach
C.used to reach
D.could reach
Correct Answer: was able to reach
Explanation:
Was able to describes a successful achievement on one specific past occasion. Could usually expresses general past ability rather than a particular completed success.
A.After the upgrade, users will be able to recover deleted files.
B.After the upgrade, users can recover deleted files next month.
C.After the upgrade, users will can recover deleted files.
D.After the upgrade, users could recover deleted files next month.
Correct Answer: After the upgrade, users will be able to recover deleted files.
Explanation:
Modal verbs cannot normally be combined as will can. The future form of can is generally will be able to.
Incorrect! Try again.
43Choose the option that best preserves the meaning of: "It was impossible for Lena to have completed the calculation without specialized software."
ability
Hard
A.Lena wouldn't complete it without specialized software.
B.Lena couldn't have completed it without specialized software.
C.Lena mustn't have completed it without specialized software.
D.Lena needn't have completed it without specialized software.
Correct Answer: Lena couldn't have completed it without specialized software.
Explanation:
Couldn't have + past participle expresses inferred impossibility concerning a past action.
Incorrect! Try again.
44Choose the best completion: After weeks of security checks, the researchers finally _____ enter the restricted archive.
permission
Hard
A.might
B.would
C.were allowed to
D.could
Correct Answer: were allowed to
Explanation:
Were allowed to clearly refers to permission granted on a specific past occasion. Could more often describes general past permission or ability.
Incorrect! Try again.
45At a formal hearing, which question is the most conventionally appropriate way to request permission to present additional evidence?
permission
Hard
A.Would I present additional evidence?
B.May I present additional evidence?
C.Must I present additional evidence?
D.Can I present additional evidence?
Correct Answer: May I present additional evidence?
Explanation:
May I ...? is the conventional formal form for requesting permission. Can I ...? is common but less formal.
Incorrect! Try again.
46Which sentence unambiguously means that employees are prohibited from accessing the server?
permission
Hard
A.Employees may not access the server.
B.Employees might not access the server.
C.Employees need not access the server.
D.Employees cannot have accessed the server.
Correct Answer: Employees may not access the server.
Explanation:
In a rule or policy, may not denies permission and therefore expresses prohibition. Might not expresses possibility, while need not removes necessity.
Incorrect! Try again.
47The laboratory door was locked from the inside, and only Mira had the access code. Which conclusion is grammatically best if the speaker considers Mira's involvement almost certain?
possibility
Hard
A.Mira can have locked it.
B.Mira must have locked it.
C.Mira would have locked it.
D.Mira should lock it.
Correct Answer: Mira must have locked it.
Explanation:
Must have + past participle expresses a strong logical deduction about a past event.
Incorrect! Try again.
48Choose the best completion: The figures are provisional, so the final cost _____ substantially higher than the current estimate.
possibility
Hard
A.could be
B.ought to be
C.has to be
D.must be
Correct Answer: could be
Explanation:
Could be expresses a real possibility without claiming certainty, necessity, or expectation.
Incorrect! Try again.
49Which sentence means that it is quite likely, rather than merely possible, that the negotiations will continue?
possibility
Hard
A.The negotiations may well continue.
B.The negotiations used to continue.
C.The negotiations would rather continue.
D.The negotiations might as well continue.
Correct Answer: The negotiations may well continue.
Explanation:
May well indicates a fairly strong possibility. Might as well means that an action is sensible because there is no better alternative.
Incorrect! Try again.
50Choose the best completion: Under the new aviation regulations, all operators _____ submit a separate safety assessment before launch.
necessity
Hard
A.could
B.have to
C.might
D.would
Correct Answer: have to
Explanation:
Have to is especially natural for an obligation imposed by external rules or circumstances.
Incorrect! Try again.
51The report was optional, but Devin submitted one anyway. Which sentence expresses this meaning?
necessity
Hard
A.Devin mustn't have submitted the report.
B.Devin couldn't have submitted the report.
C.Devin didn't need to submit the report.
D.Devin needn't have submitted the report.
Correct Answer: Devin needn't have submitted the report.
Explanation:
Needn't have submitted means Devin did submit it, although the action was unnecessary. Didn't need to does not establish whether he submitted it.
Incorrect! Try again.
52Which notice means that bringing printed tickets is optional, not forbidden?
necessity
Hard
A.Visitors can't bring printed tickets.
B.Visitors mustn't bring printed tickets.
C.Visitors may not bring printed tickets.
D.Visitors don't have to bring printed tickets.
Correct Answer: Visitors don't have to bring printed tickets.
Explanation:
Don't have to means there is no necessity. Mustn't, can't, and policy-style may not indicate prohibition.
Incorrect! Try again.
53Choose the grammatically correct indirect request.
request
Hard
A.Would you mind lowered your voice?
B.Would you mind lower your voice?
C.Would you mind to lower your voice?
D.Would you mind lowering your voice?
Correct Answer: Would you mind lowering your voice?
Explanation:
Would you mind is followed by a gerund: Would you mind doing ...?
Incorrect! Try again.
54A manager wants to make a difficult request sound especially tentative and polite. Which version is best?
request
Hard
A.Should you revise the figures by noon?
B.Could you possibly revise the figures by noon?
C.Will you definitely revise the figures by noon?
D.Must you revise the figures by noon?
Correct Answer: Could you possibly revise the figures by noon?
Explanation:
Could you possibly ...? combines modal remoteness with possibly, making the request more tentative and polite.
Incorrect! Try again.
55A colleague wants to give cautious, non-imposing advice. Which sentence best achieves that purpose?
suggestions
Hard
A.You will consult a tax specialist.
B.You have to consult a tax specialist.
C.You might want to consult a tax specialist.
D.You must consult a tax specialist.
Correct Answer: You might want to consult a tax specialist.
Explanation:
Might want to presents advice as a tentative suggestion. The other choices sound obligatory or predictive.
Incorrect! Try again.
56The speaker is criticizing a past decision that can no longer be changed. Choose the best sentence.
suggestions
Hard
A.You must consult the legal team first.
B.You should consult the legal team first.
C.You might consult the legal team first.
D.You should have consulted the legal team first.
Correct Answer: You should have consulted the legal team first.
Explanation:
Should have + past participle expresses retrospective criticism or regret about an action that did not occur.
Incorrect! Try again.
57During a meeting, the projector suddenly stops working. Which question most naturally offers immediate help?
offers
Hard
A.Might I call technical support?
B.Must I call technical support?
C.Would I call technical support?
D.Shall I call technical support?
Correct Answer: Shall I call technical support?
Explanation:
Shall I ...? is commonly used to offer to do something, especially in British and formal international English.
Incorrect! Try again.
58Choose the sentence that offers the speaker's assistance rather than merely offering an object.
offers
Hard
A.Could you review the draft for me?
B.May I have the revised draft?
C.Would you like me to review the draft?
D.Would you like some assistance?
Correct Answer: Would you like me to review the draft?
Explanation:
Would you like me to ...? offers to perform an action. The other sentences offer a thing, make a request, or ask permission.
Incorrect! Try again.
59Which sentence is a formal invitation rather than a request for permission or a prediction?
invitations
Hard
A.Would you be joining dinner yesterday?
B.May you join us for dinner?
C.Would you care to join us for dinner?
D.Could you let us join the dinner?
Correct Answer: Would you care to join us for dinner?
Explanation:
Would you care to ...? is a polite, relatively formal way to invite someone.
Incorrect! Try again.
60In the sentence "You must come and stay with us sometime," what is the most likely function of must in friendly conversation?
invitations
Hard
A.It expresses uncertain possibility.
B.It asks for formal permission.
C.It states a legal requirement.
D.It gives an emphatic invitation.
Correct Answer: It gives an emphatic invitation.
Explanation:
In friendly invitations, must can express warmth and enthusiasm rather than literal obligation.
Incorrect! Try again.
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