Look at the library rules and make sentences with must or mustn't​

3.
1) you must be quiet
2) You mustn’t eat or drink
3) You mustn’t leave books on the table when you leave
4) You must put the books back in the right place
4.
1) A
2)B
3)A
4)B
5)B
5.
1) She mustn’t
2) They can’t
3)You needn’t
4) I don’t have to
5) He doesn’t need to

3.

You must be quiet.

You mustn't eat or drink.

You must be careful with the books.

You mustn't leave books on the table when you leave.

You must put the books back in the right place.

4.

1.A

2.B

3.A

4.C

5.B

5.

She mustn't

They can't

You needn't

I don't have to

He doesn't need to