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Ответ:

Ex. 1.

1) families 2) towns 3) cities 4) children 5) babies 6) people 7) women

Ex. 2

1) restaurant

2) shops

3) cafes

4) cinema

5) disco

6) airport

Ex. 3

1) are 2) isn't 3) aren't 4) is 5) any 6) some 7) a

Ex. 4

1) shoe shop

2) pet shop

3) clothes shop

4) chemist's shop

5) sports shop

6) Newsagent's shop