1. You ____ obey your parents.
A. can
B. must
C. may
D. might
Answer: B. must
Explanation: “Must” expresses strong obligation or duty — “You must obey your parents.”
2. He ____ speak four languages fluently.
A. can
B. may
C. might
D. could
Answer: A. can
Explanation: “Can” expresses ability or capacity — “He can speak four languages.”
3. You ____ not smoke here.
A. must
B. can
C. should
D. must not
Answer: D. must not
Explanation: “Must not” expresses prohibition — “You must not smoke here.”
4. ____ I come in, sir?
A. Will
B. Would
C. May
D. Shall
Answer: C. May
Explanation: “May I” is used to seek permission politely.
5. Students ____ be punctual to the class.
A. may
B. should
C. could
D. might
Answer: B. should
Explanation: “Should” expresses advice or moral obligation.
6. You ____ take an umbrella. It might rain.
A. should
B. may
C. can
D. will
Answer: A. should
Explanation: “Should” gives a suggestion — “You should take an umbrella.”
7. He ____ run fast when he was young.
A. can
B. could
C. may
D. might
Answer: B. could
Explanation: “Could” is the past form of “can” indicating past ability.
8. You ____ finish your homework before you go out.
A. can
B. must
C. should
D. may
Answer: B. must
Explanation: “Must” shows necessity — “You must finish your homework.”
9. He ____ be at home now; I just saw his car.
A. must
B. can
C. should
D. will
Answer: A. must
Explanation: “Must” expresses logical deduction or strong assumption — “He must be at home.”
10. You ____ not drive so fast.
A. can
B. may
C. should
D. must
Answer: C. should
Explanation: “Should not” (or “shouldn’t”) expresses mild advice — “You shouldn’t drive fast.”
11. We ____ help the poor.
A. can
B. must
C. may
D. could
Answer: B. must
Explanation: “Must” denotes moral duty or strong obligation.
12. I ____ swim when I was ten.
A. can
B. could
C. may
D. might
Answer: B. could
Explanation: “Could” = past ability — “I could swim when I was ten.”
13. You ____ park your car here; it’s a no-parking zone.
A. can
B. may
C. must not
D. could not
Answer: C. must not
Explanation: “Must not” indicates prohibition.
14. I ____ attend the party if I have time.
A. shall
B. will
C. may
D. can
Answer: C. may
Explanation: “May” shows possibility or permission — “I may attend.”
15. You ____ tell anyone about this secret.
A. should not
B. must
C. can
D. shall
Answer: A. should not
Explanation: “Should not” expresses advice or warning — “You should not tell anyone.”
16. ____ you help me with this problem?
A. Shall
B. May
C. Could
D. Should
Answer: C. Could
Explanation: “Could you” is polite for requests — “Could you help me?”
17. It ____ rain this evening.
A. may
B. must
C. should
D. shall
Answer: A. may
Explanation: “May” expresses possibility — “It may rain.”
18. I ____ rather stay at home than go out.
A. could
B. should
C. would
D. might
Answer: C. would
Explanation: “Would rather” expresses preference — “I would rather stay at home.”
19. You ____ respect your teachers.
A. can
B. must
C. may
D. could
Answer: B. must
Explanation: “Must” = strong moral obligation — “You must respect your teachers.”
20. He ____ have forgotten our meeting.
A. can
B. must
C. might
D. could
Answer: C. might
Explanation: “Might have” indicates weak possibility — “He might have forgotten.”
21. You ____ open the window; it’s too hot inside.
A. can
B. may
C. shall
D. might
Answer: A. can
Explanation: “Can” denotes permission or ability — “You can open the window.”
22. He ____ be sleeping now; it’s late.
A. must
B. can
C. should
D. will
Answer: A. must
Explanation: “Must be” denotes logical conclusion — “He must be sleeping.”
23. We ____ leave early to catch the train.
A. may
B. could
C. must
D. shall
Answer: C. must
Explanation: “Must” = necessity — “We must leave early.”
24. You ____ try to be punctual in future.
A. can
B. should
C. must
D. would
Answer: B. should
Explanation: “Should” gives advice or suggestion.
25. If you run fast, you ____ catch the bus.
A. may
B. might
C. should
D. could
Answer: A. may
Explanation: “May” denotes possibility — “You may catch the bus.”
26. I ____ play the guitar when I was ten.
A. can
B. could
C. may
D. should
Answer: B. could
Explanation: “Could” shows past ability → “I could play the guitar.”
27. You ____ not park your car here; it’s reserved.
A. can
B. must
C. must not
D. should not
Answer: C. must not
Explanation: “Must not” expresses prohibition → “You must not park here.”
28. You ____ take rest. You look tired.
A. must
B. can
C. should
D. may
Answer: C. should
Explanation: “Should” is used for giving advice → “You should take rest.”
29. We ____ reach the airport before 6 p.m.
A. must
B. can
C. might
D. should
Answer: A. must
Explanation: “Must” shows necessity or obligation → “We must reach before 6.”
30. You ____ use my pen if you want.
A. can
B. must
C. may
D. should
Answer: A. can
Explanation: “Can” expresses permission → “You can use my pen.”
31. She ____ finish this work today; the boss asked for it.
A. should
B. can
C. must
D. could
Answer: C. must
Explanation: “Must” indicates strong necessity → “She must finish today.”
32. I ____ go now; my parents are waiting.
A. should
B. can
C. may
D. might
Answer: A. should
Explanation: “Should” is used to express obligation → “I should go now.”
33. You ____ smoke in this area; it’s a hospital.
A. must not
B. should
C. might
D. can
Answer: A. must not
Explanation: “Must not” = strict prohibition.
34. When I was young, I ____ climb trees easily.
A. could
B. should
C. may
D. must
Answer: A. could
Explanation: “Could” shows past ability.
35. We ____ follow traffic rules.
A. must
B. could
C. may
D. might
Answer: A. must
Explanation: “Must” expresses a legal or moral obligation.
36. You ____ take this medicine twice a day.
A. should
B. may
C. can
D. might
Answer: A. should
Explanation: “Should” = advice or instruction.
37. I ____ go now; it’s getting late.
A. must
B. can
C. may
D. might
Answer: A. must
Explanation: “Must” = strong necessity → “I must go now.”
38. You ____ not disturb him; he is studying.
A. should
B. must
C. should not
D. must not
Answer: D. must not
Explanation: “Must not” = prohibition → “You must not disturb him.”
39. He ____ solve the question if he tries.
A. could
B. can
C. may
D. must
Answer: B. can
Explanation: “Can” = present ability or possibility.
40. You ____ tell lies to your parents.
A. can
B. should not
C. must
D. may
Answer: B. should not
Explanation: “Should not” = moral advice or warning.
41. You ____ cross the road when the signal is red.
A. must
B. can
C. may
D. must not
Answer: D. must not
Explanation: “Must not” = strict prohibition (rules).
42. We ____ finish this project by Monday.
A. can
B. must
C. may
D. should
Answer: B. must
Explanation: “Must” shows compulsion → “We must finish by Monday.”
43. You ____ not worry; everything will be fine.
A. must
B. should
C. need
D. need not
Answer: D. need not
Explanation: “Need not” = no necessity → “You need not worry.”
44. He ____ work hard to pass the exam.
A. must
B. can
C. should
D. may
Answer: A. must
Explanation: “Must” = necessity or requirement.
45. I ____ help you if you need me.
A. can
B. should
C. might
D. must
Answer: A. can
Explanation: “Can” = ability or offer of help.
46. You ____ come to the office tomorrow; it’s a holiday.
A. must not
B. need not
C. should not
D. may not
Answer: B. need not
Explanation: “Need not” = no necessity → “You need not come.”
47. She ____ study hard if she wants to succeed.
A. can
B. must
C. may
D. could
Answer: B. must
Explanation: “Must” = essential requirement.
48. I ____ attend the meeting; it’s not compulsory.
A. must not
B. need not
C. should not
D. might not
Answer: B. need not
Explanation: “Need not” = absence of obligation.
49. You ____ always speak the truth.
A. may
B. should
C. can
D. might
Answer: B. should
Explanation: “Should” = moral duty or advice.
50. You ____ not touch that wire; it’s dangerous.
A. must
B. should
C. must not
D. could not
Answer: C. must not
Explanation: “Must not” = strict prohibition → “You must not touch that wire.”
51. I ____ call you as soon as I reach home.
A. would
B. will
C. shall
D. may
Answer: B. will
Explanation: “Will” expresses a future action or promise.
→ “I will call you when I reach home.”
52. We ____ go to Delhi next week.
A. will
B. shall
C. would
D. may
Answer: A. will
Explanation: “Will” expresses future plan or intention — “We will go to Delhi.”
53. I ____ be eighteen next month.
A. shall
B. will
C. may
D. would
Answer: B. will
Explanation: “Will” denotes a definite future event — “I will be eighteen.”
54. We ____ overcome all difficulties together.
A. may
B. shall
C. will
D. should
Answer: B. shall
Explanation: “Shall” is used with I/We to express determination or promise — “We shall overcome.”
55. You ____ get the results by next Friday.
A. shall
B. will
C. would
D. should
Answer: B. will
Explanation: “Will” expresses certainty about a future event. overcome.”
56. I ____ visit you if I have time tomorrow.
A. would
B. should
C. will
D. may
Answer: C. will
Explanation: “Will” shows willingness or intention — “I will visit you.”
57. You ____ regret your decision later.
A. will
B. should
C. may
D. would
Answer: A. will
Explanation: “Will” shows future certainty — “You will regret.”
58. I hope it ____ rain today.
A. shall not
B. will not
C. might not
D. should not
Answer: B. will not
Explanation: “Will not” (won’t) is used for future negative statements.
59. He promised he ____ help me with my homework.
A. shall
B. will
C. would
D. should
Answer: C. would
Explanation: “Would” is the past form of “will” used in reported speech — “He promised he would help.”
60. We ____ start our journey early in the morning.
A. will
B. may
C. shall
D. should
Answer: C. shall
Explanation: “Shall” (with we) expresses determination or intention.
61. You ____ not speak during the examination.
A. shall
B. should
C. will
D. must
Answer: A. shall
Explanation: “Shall not” indicates a command or rule (often formal).
62. I ____ help you if I were rich.
A. should
B. shall
C. will
D. would
Answer: D. would
Explanation: “Would” is used in conditional sentences to express unreal or hypothetical situations.
63. He said that he ____ meet me the next day.
A. will
B. shall
C. would
D. may
Answer: C. would
Explanation: In reported speech, “will” → “would.”
64. We ____ be happy to help you.
A. would
B. will
C. shall
D. should
Answer: A. would
Explanation: “Would” is used for polite offers — “We would be happy to help.”
65. I ____ like to have a cup of coffee.
A. shall
B. would
C. may
D. can
Answer: B. would
Explanation: “Would like to” expresses polite desire — “I would like to have coffee.”
66. He ____ come tomorrow if he is free.
A. shall
B. would
C. will
D. should
Answer: C. will
Explanation: “Will” = simple future — “He will come if he is free.”
67. You ____ obey the traffic rules.
A. should
B. would
C. shall
D. may
Answer: A. should
Explanation: “Should” gives advice or moral obligation — “You should obey.”
68. You ____ consult a doctor if the pain continues.
A. shall
B. will
C. should
D. would
Answer: C. should
Explanation: “Should” = advice → “You should consult a doctor.”
69. We ____ inform the manager about this issue.
A. may
B. might
C. shall
D. would
Answer: C. shall
Explanation: “Shall” (with we) = intention or promise — “We shall inform him.”
70. It ____ rain later in the evening.
A. will
B. may
C. would
D. should
Answer: B. may
Explanation: “May” expresses possibility — “It may rain later.”
71. He ____ have come earlier, but he was stuck in traffic.
A. shall
B. might
C. may
D. could
Answer: B. might
Explanation: “Might have” = weak possibility in the past.
72. I ____ meet you tomorrow if possible.
A. may
B. would
C. shall
D. could
Answer: A. may
Explanation: “May” = possibility or permission.
73. We ____ go for a walk if it stops raining.
A. shall
B. would
C. might
D. could
Answer: A. shall
Explanation: “Shall” expresses intention — “We shall go for a walk.”
74. He ____ help you if you asked him politely.
A. should
B. will
C. would
D. may
Answer: C. would
Explanation: “Would” = conditional (hypothetical situation).
75. You ____ not worry; I’ll take care of everything.
A. will
B. shall
C. need
D. should
Answer: D. should
Explanation: “Should not” = mild advice or reassurance — “You should not worry.”
76. He ____ have reached by now; the train was on time.
A. should
B. should have
C. must have
D. could
Answer: C. must have
Explanation: “Must have” shows a strong logical conclusion about a past event.
→ “He must have reached by now.”
77. You ____ have told me earlier about this problem.
A. may
B. should
C. should have
D. would
Answer: C. should have
Explanation: “Should have” shows advice or criticism for a past action not done.
→ “You should have told me earlier.”
78. He looks so happy; he ____ got the job.
A. must have
B. may have
C. should have
D. could have
Answer: A. must have
Explanation: “Must have” = strong assumption about a past event.
79. They ____ have missed the bus; that’s why they are late.
A. may
B. could
C. might
D. might have
Answer: D. might have
Explanation: “Might have” = weak possibility about a past event.
80. She ____ be more careful in future.
A. should
B. would
C. could
D. must
Answer: A. should
Explanation: “Should” = advice or mild obligation.
81. He ____ have lost his phone; I can’t reach him.
A. could
B. must
C. must have
D. should
Answer: C. must have
Explanation: “Must have” = strong deduction about a past event.
82. You ____ study harder; you barely passed last time.
A. might
B. could
C. should
D. would
Answer: C. should
Explanation: “Should” = suggestion or advice.
83. I ____ rather stay home than go to that noisy party.
A. would
B. will
C. should
D. might
Answer: A. would
Explanation: “Would rather” = preference → “I would rather stay home.”
84. You ____ have finished it by now if you had started early.
A. may
B. could
C. could have
D. should have
Answer: C. could have
Explanation: “Could have” = unfulfilled ability or possibility in the past.
85. She ____ have been sleeping; that’s why she didn’t hear us.
A. must
B. may
C. might
D. might have
Answer: D. might have
Explanation: “Might have been” = possibility in the past continuous action.
86. You ____ have paid more attention to the instructions.
A. must
B. should
C. should have
D. would have
Answer: C. should have
Explanation: “Should have” = past advice or criticism.
87. He ____ be at home now; the lights are off.
A. must not
B. can’t
C. can’t be
D. shouldn’t
Answer: C. can’t be
Explanation: “Can’t be” = negative deduction (impossible situation).
88. The roads are wet; it ____ have rained last night.
A. must
B. must have
C. should
D. might
Answer: B. must have
Explanation: “Must have” = strong logical deduction about past event.
89. I ____ have helped you, but I didn’t know you needed it.
A. could
B. could have
C. may
D. would
Answer: B. could have
Explanation: “Could have” = ability that was not used in the past.
90. You ____ smoke less; it’s bad for health.
A. could
B. would
C. should
D. must
Answer: C. should
Explanation: “Should” = advice or mild suggestion.
91. He ____ be a teacher; he explains things so well.
A. may
B. must
C. can
D. should
Answer: B. must
Explanation: “Must be” = strong deduction in present time.
92. You ____ not worry; the report has been submitted already.
A. must
B. should
C. need
D. need not
Answer: D. need not
Explanation: “Need not” = no necessity → “You need not worry.”
93. He ____ rather die than beg.
A. shall
B. will
C. would
D. should
Answer: C. would
Explanation: “Would rather” = preference with strong feeling — “He would rather die than beg.”
94. She ____ be at home now; I just saw her at the market.
A. must
B. can’t
C. might
D. should
Answer: B. can’t
Explanation: “Can’t be” = logical impossibility (present time).
95. He ____ have told you the truth; he’s an honest man.
A. can
B. must
C. would
D. should
Answer: B. must
Explanation: “Must have” = logical assumption about the past.
96. You ____ have left your wallet at the restaurant.
A. should
B. must
C. must have
D. could
Answer: C. must have
Explanation: “Must have” expresses deduction — “You must have left it there.”
97. I ____ have called you, but my phone battery was dead.
A. could
B. could have
C. must
D. would
Answer: B. could have
Explanation: “Could have” = past ability or possibility that didn’t happen.
98. You ____ not have done that! It was rude.
A. must
B. might
C. should
D. should not
Answer: D. should not
Explanation: “Should not have” = expressing regret or criticism for a past action.
99. It’s already 10 PM; he ____ be sleeping now.
A. must
B. can
C. should
D. would
Answer: A. must
Explanation: “Must be” = logical deduction about the present — “He must be sleeping.”
100. You ____ have misunderstood me; I didn’t mean that.
A. must
B. might
C. may
D. must have
Answer: D. must have
Explanation: “Must have” indicates logical conclusion about a past misunderstanding.