2:

3 she is
4 Where are
5 is he from
6 it is
7 I am
8 what colour
9 is it
10 are you
11 how much are

3:

3 He's having a bath.
4 Are the children playing,
5 Is it raining?
6 They're coming now.
7 Why are you standing here? I'm waiting for somebody.

4:

4 doesn't want
5 do you want
6 does Ann live
7 Sarah knows
8 I don't travel
9 do you usually get up
10 they don't go out
11 Tim always finishes
12 does Jill do? She works