Choose the answer

1. A: Are Mike and Jess happy?
   B: Yes, [you are|they are] .
2. A: Has Mike got a pet?
   B: Yes, [he has|he is] .
3. A: Has Mike got a hamster?
   B: No, [he isn't|he hasn't] .
4. A: Are the pets black?
   B: No, [we aren't|they aren't] .
5. A: Is the bird green?
   B: Yes, [it is|it has] .