Помогите задание по английскому языку очень-очень надо помогите

1. Is the monkey sleeping? Yes, it is

2 Is the cat sleeping? Yes, it is

3 Is the girl playing the piano? Yes, she is

4 Is the girl playing the piano? No, she isn't

5 Are the dogs running? Yes, they are

6 Are the dogs running? No, they aren't

7 Is the boy singing? Yes, he is

8 Is the bpy singing? No, he isn't

9 Is the panda watching TV? Yes, it it

10 Is the gorilla watching TV? No, it isn't

11 Are the boy and the girl studying? Yes, they are

12 Are the boys studying? No, they aren't