Заполните проблемы глаголами mustn`t или needn`t.
1)Carol __ help you with your homework. It`s important that you do it yourself.
2)You __ go shopping. John has already bought everything.
3)We __ ask Bill about his holiday. He doesn`t want to talk about it.
4)You __ write a letter. I have already called him.
5)You look really tired. You studied all night last night, so tonight you __ work so hard.
6)We __ make the same mistake again.
7)You __ read my letters. They`re private.
8)We __ leave yet. We`ve got plenty of time to get to the station.
9)Close friends often __ speak to each other to be understood.
10)You __ walk on thin ice!
Answers & Comments
1 mustn't
2 needn't
3 mustn't
4 needn't
5 mustn't
6 mustn't
7 mustn't
8 needn't
9 needn't
10 mustn't