1.B

2.D

3.C

4.A

5.F

6.E

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Ответ:

1. you must be quiet B. at the library

2. you mustn't dive D. at the pool

3. you must keep off the grass C. at yhe park

4. you mustn't park your car here A. in the street

5. you mustn't feed the animals F. at the zoo

6. you must stand behind the yellow line E. at the train station