Ответ:

2) You should phone your mum.

3) You shouldn't copy your friend's homework.

4) I shouldn't go to bed late.

5) You should wear a coat in winter.

6) I shouldn't laught at my sister.

7) You should revise for exams.

8) We should go out this weekend.

Объяснение:

Noun + should/shouldn't + verb