4 Complete the sentences with must or mustn’t.
1. You ………. feed the animals at the zoo. It’s dangerous.
2. You be quiet in this library.
3. We take photos. It’s bad for the paintings.
4. They eat inside the gallery.
5. You leave before 6 o’clock or you’ll be late.
6. You throw rubbish in the bin.
7. You talk in the theatre.

1-mustn't

2-must

3-mustn't

4-mustn't

5-must

6-must

7-mustn't

Объяснение:

1. You mustn't feed the animals at the zoo. It's dangerous.

2. You must be quiet in this library.o'clock or you'll be late.

3. We mustn't take photos. It's bad for the paintings.

4. They mustn't eat inside the gallery!

5. You must leave by 6 o'clock or you'll be late.

6. You must throw rubbish in the bin.

7. You mustn't talk in the theatre.