1.
1) is anna
2)are you doing, am talking
3)do you, does it cost
4) do you clean
5) is studying, wants
6)are looking, am having
7) is travelling
8)wakes up
9) cooks
10) is working
2.
1a 2c 3b 4a 5b 6b 7a 8b
3. 1) are working, wants
2) are you doing, am talking
3) does john studies, goes
4) do you have, comes
5) us helping