Ответ:
6.
1)They aren't playing the piano.
2)I'm not talking.
3)He isn't writing.
4)She isn't dancing.
5)We aren't jumping.
6)She isn't walking.
7)We aren't watching TV.
8)You aren't driving a car.
9)I'm not reading.
10)He isn't making a sandcastle.
11)They aren't painting a picture.
12)You aren't singing a song
7.
1)Are they playing the piano?
2)Am I talking?
3)Is he writing?
4)Is she dancing?
5)Are we jumping?
6)Is she walking?
7)Are we watching TV?
8)Are you driving a car?
9Am I reading?
10)Is he making a sandcastle?
11)Are they painting a picture?
12)Are you singing a song?
Объяснение: