Ответ:

1 Do. 2 Did. 3 Will. 4 Does. 5 Are. 6 Was. 7 Didn't. 8 Have. 9 Does.

B

1 Are having

2 Had

3 Want

4 Should I buy

5 Are you

6 Walked

7 Stopped

8 Saw

9 Are

10 Have already ordered