1. I’m not sure. I ___________ come a few minutes late.

A. may B. must C. mustn’t D. needn’t

2. Bring your umbrella. It ___________ rain later today.

A. must B. may C. mustn’t D. needn’t

3. “What are you doing this weekend?” “I haven’t decided yet. I ___________ go on a picnic with my family.”

A. may B. may not C. must D. needn’t

4. “I didn’t have time for breakfast this morning.” “You ____________ be very hungry now.”

A. might B. may C. mustn’t D. must

5. It’s quite urgent. You ___________ type the reports today.

A. must B. might C. needn’t D. would

6. Don’t worry if you’re a minute or two late. We ___________ be exactly on time for the meeting.

A. must B. mustn’t C. needn’t D. may

7. Jane’s glasses are on the desk, so she ___________ be here.

A. must B. shall C. ought D. will

8. The gas tank is almost empty. We ______________ stop at the next service station.

A. mustn’t B. might C. needn’t D. had better

9. A person ______________ eat in order to live.

A. have to B. must C. should D. may

10. A person ____________ eat a balanced diet.

A. should B. ought C. may D. must

11. I don’t have enough money to take the bus, so I ______________ walk home.

A. should B. mustn’t C. have to D. needn’t

12. You ______________ eat these mushrooms. They are very poisonous.

A. needn’t B. can’t C. mustn’t D. won’t

13. I can’t find my umbrella. I _____________ it in the restaurant last night.

A. must have left B. had left C. left D. might leave

14. I had a test this morning. I didn’t do it well. I ______________ last night.

A. should study B. must have studied C. should have studied D. must study

15. Tom goes to school very often, but he was absent yesterday. He ______________ ill.

A. must be B. must have been C. might be D. might have been.

1. I’m not sure. I ___________ come a few minutes late.

A. may B. must C. mustn’t D. needn’t

Tình huống ở hiện tại, thể hiện suy đoán không chắc chắn $=>$ dùng $may$

2. Bring your umbrella. It ___________ rain later today.

A. must B. may C. mustn’t D. needn’t

Tình huống ở hiện tại, thể hiện suy đoán không chắc chắn $=>$ dùng $may$

3. “What are you doing this weekend?” “I haven’t decided yet. I ___________ go on a picnic with my family.”

A. may B. may not C. must D. needn’t

Tình huống ở hiện tại, thể hiện suy đoán không chắc chắn $=>$ dùng $may$

4. “I didn’t have time for breakfast this morning.” “You ____________ be very hungry now.”

A. might B. may C. mustn’t D. must

Tình huống ở hiện tại, thể hiện suy đoán chắc chắn $=>$ dùng $must$

5. It’s quite urgent. You ___________ type the reports today.

A. must B. might C. needn’t D. would

Tình huống ở hiện tại, thể hiện suy đoán chắc chắn $=>$ dùng $must$

6. Don’t worry if you’re a minute or two late. We ___________ be exactly on time for the meeting.

A. must B. mustn’t C. needn’t D. may

Tình huống ở hiện tại, thể hiện sự không cần thiết $=>$ dùng $needn't$

7. Jane’s glasses are on the desk, so she ___________ be here.

A. must B. shall C. ought D. will

Tình huống ở hiện tại, thể hiện suy đoán chắc chắn $=>$ dùng $must$

8. The gas tank is almost empty. We ______________ stop at the next service station.

A. mustn’t B. might C. needn’t D. had better

Tình huống ở hiện tại, thể hiện sự khuyên bảo $=>$ dùng $had better$

9. A person ______________ eat in order to live.

A. have to B. must C. should D. may

Tình huống ở hiện tại, thể hiện suy đoán chắc chắn $=>$ dùng $must$

10. A person ____________ eat a balanced diet.

A. should B. ought C. may D. must

Tình huống ở hiện tại, thể hiện sự khuyên bảo $=>$ dùng $should$

11. I don’t have enough money to take the bus, so I ______________ walk home.

A. should B. mustn’t C. have to D. needn’t

12. You ______________ eat these mushrooms. They are very poisonous.

A. needn’t B. can’t C. mustn’t D. won’t

Tình huống ở hiện tại, diễn tả sự cấm đoán $=>$ dùng $mustn't$

13. I can’t find my umbrella. I _____________ it in the restaurant last night.

A. must have left B. had left C. left D. might leave

Tình huống ở quá khứ, trong trường hợp chắc chắc đã $=>$ dùng $must + have + V3/Ved$

14. I had a test this morning. I didn’t do it well. I ______________ last night.

A. should study B. must have studied C. should have studied D. must study

Tình huống ở quá khứ, trong trường hợp nên làm nhưng đã không làm $=>$ dùng $should + have + V3/Ved$

15. Tom goes to school very often, but he was absent yesterday. He ______________ ill.

A. must be B. must have been C. might be D. might have been.

Tình huống ở quá khứ, trong trường hợp chắc chắc đã $=>$ dùng $must + have + V3/Ved$

$#khỏi cám ơn nha chuyện nhỏ thui à hihi$