Bài 1: Choose the correct answer (mustn't or needn't). 1. Mary___________ go to bed early because tomorrow is her day off. 2. You___________ smoke on the bus. It's forbidden. 3. You ___________ do it now; you can finish it later. 4. Students_____________use their mobile phones during the test. 5. You____________buy any beef. There is plenty of it in the fridge. 6. You____________bring an umbrella. I can lend you one. 7. It's a secret. You____________tell anybody. 8. You____________do the washing up as we have a dishwasher. 9. You really ____________be late again. 10. You______drink at all if you plan to drive.
2 câu trả lời
1. needn't
2. mustn't
3. needn't
4. mustn't
5. needn't
6. needn't
7. mustn't
8. needn't
9. mustn't
10. mustn't
=> must: có nghĩa là bắt buộc phải làm / mustn't: bắt buộc không được làm, một việc cấm
=> needn't: không cần, không bắt buộc, không cần thiết
#BTS
xin ctlhn!!!!
=>
1. needn't
2. mustn't
3. needn't
4. mustn't
5. needn't
6. needn't
7. mustn't
8. needn't
9. mustn't
10. mustn't
Needn't V : không cần làm gì
Mustn't V : không được phép làm gì (cấm)
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