Ответ:
1)
1. a
2. b
3. b
4. b
5. c
6. c
7. a
8. c
9. b
10. b
2) am, is, are, is, are
3) 1. They are going to make a sandwich.
Are they going to make a sandwich?
They aren't going to make a sandwich.
2. He is going to wash his car.
Is he going to wash his car?
He isn't going to wash his car.
3. She is going to have a party.
Is she going to have a party.
She isn't going to have a party.
Объяснение: