1 read
2 do they read
3 don't read
4 are eating
5 are the children eating
6 aren't eating
7 do you play
8 when do you play
9 what Is Nick doing (если речь о будущих планах), does Nick do (если речь о привычках)
10 is he going (если речь о будущих планах), does he go (если речь о привычках)
11 don't dance
12 is dancing
13 does Kate sing
14 is he going (если речь о будущем), does he go (если речь о рутинных действиях)
15 doesn't sleep
16 sleeps
17 when do you sleep
18 isn't sleeping
19 where does John live, lives