4. Read the dialogue below and fill in can, can't, must or mustn't.

Решение:

Teacher: Okay children, today we are going to visit the zoo and there are some rules we 1) must follow. First, you 2) must feed the animals.

Student: 3) Can we touch the animals?

Teacher: No, you 4) mustn’t. You are not allowed to touch the animals because it’s dangerous.

Student: 5) Can we take pictures of the animals?

Teacher: Yes, you 6) can. You 7) mustn’t bother them. 8) You mustn’t stay close

Student: 9) We must go anywhere we want?

Teacher: No! Everyone 10) must stay close to me.

Ответ: 1. must; 2. must; 3. Can; 4. mustn’t; 5. Can; 6. can; 7. mustn’t; 8. mustn’t; 9. We must; 10. must.