3. напишите следующие предложения в вопросительной и отрицательной формах: образец: не can play chess well. can he play chess well? he can't play chess well. 1) we must tell her this news. 2) he may smoke here. 3) she can speak english perfectly. 4) the students must translate the text at home. 5) we can go to the theatre tonight. 6) we shall be able to help them. 7) they had to wait for a long time. 8) his friend couldn't get this book. 9) you were allowed to take this book home. 10) may i go home now? 11) they were allowed to come at four.

1 Must we tell her this news?
We must not tell her this news.
2 May he smoke here?
He may not smoke here.
3 Can she speak English perfectly?
She cannot speak English perfectly.
4 Must the students translate the text at home?
The students must not translate the text at home.
5 Can we go to the theater tonight?
We cannot go to the theater tonight.
6 Shall we be able to help them?
We shan't be able to help them.
7 Did they have to wait for a long time?
They didn't have to wait for a long time.
8 His friends couldn't get this book.
Could his friends get this book?
9 Were you allowed to take this book at home.
You weren't allowed to take this book at home?
10 May I go home now?
I may not go home now?
11 Were they allowed to come at four?
They weren't allowed to come at four.