Помогите пожалуйста с 3 заданием,за 70 баллов

Задание №3.

1- She doesn’t have his phone number, does she?

2- Eating foods with protein is necessary for a healthy diet, isn’t it?

3- My father wanted me to study engendering, didn’t he?

4- Paul Smith will be back for his six o’clock appointment with Mr. Needham, isn’t he?

5- A real-estate agent has sold us a house, doesn’t it?