1. Is it a cat? - Yes,it is.
2. Can he play tennis? - Yes,he can.
3. Must we run? - Yes,we must.
4. Can the dogs sing? - Yes, they can.
5. Is the boy slim? - Yes,he is.
6. Has the rabbit an apple? - Yes,it has.
7. Have the girls pens? - Yes,they have.
8. Is the crocodile green? - Yes,it is.
9. Must the fox swim? - Yes,it must.
10.Can the pig skip? - Yes,it can.