Помогите сделать эти 2 номера! Я прост очень тупая... Заранее спасибо)

2. No, she isn`t. - No, she doesn`t. - She`s playing the piano. 3. Yes, he does. - Yes. he is. - He is cleaning the window. 4. Yes. they are. - Yes. they do. - They`re teaching. 2. don`t 3. are 4. does 5. is, don`t 6. do 7. does 8. doesn`t