E. Complete the sentences with must or mustn't. (6x1) e.g. You mustn't talk in the theatre. 27 You feed animals at the zoo. It's dangerous. 28 You eat in the library. 29 You wear a uniform. 30 You be at school at 8 o'clock. 31 You listen to your parents. 32 You walk after 10pm.

Задание: Дополни предложения словами 'must' или 'mustn't'.

Пример: You mustn't talk in the theatre.

1. You mustn't feed animals at the zoo. It's dangerous.
2. You mustn't eat in the library.
3. You must wear a uniform.
4. You must be at school at 8 o'clock.
5. You must listen to your parents.
6. You mustn't walk after 10pm.

Ответ: mustn't, mustn't, must, must, must, mustn't.