Помогите пожалуйста!!!

№1.
1. which
2. who
3. where
4. whose
5. whose
6. which
7. which
№2.
1. do they
2. are you
3. were you
4. will you
5. hasn't he
6. didn't she
№3.
1. serve
2. deal
3. use
4. earn
5. be
6. do
7. answer
8. supervise