Ответ:

2.what are you doing?

B:l am writing email

3.are not studying

4.is cooking

5.are have

6.alice is writing,she is playing

2.Is your sister surfing ...?

3.Is Dylan listening to music?No ,she is playing computer games

4.Are you watch a good DVD?

5.Are they have a breakfast?No ,they are sleeping

6.Is she taking ....?

7.Are you waiting...?No l am.waiting for my dad

8.Is your mother working today ?No she is visiting ..