Task 3. Fill in the gaps with must or mustn’t
1. You … eat inside the gallery.
2. You … be quite in the library.
3. We … feed the animals at the zoo. It is very dangerous.
4. We … take pictures. It is bad for the paintings.
5. You … leave by 6 o’clock or You’ll be late.
6. You … interrupt your teacher when she is speaking.
Дам 45 баллов
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