Ответ:

1.Do

2.Did

3.Will

4.Does

5.are

6.Was

7.didn't

8.Have

9.Has

b. 1.are having

2.didn't have

3.want

4.Should I buy

5.where have you been?

6.was walking;

7.stopped;

8.saw

9.are

10.have already ordered

Объяснение: