Упражнение 1. Will vs be going to.
will — спонтанное решение, принятое в данный момент;
be going to — запланированное действие в ближайшем будущем: намерение, план.

1. I’m ill. I(call) the doctor.
2. — Tim has broken his leg and stays at home. — Sorry to hear that. I (visit) him tomorrow.
3. It’s Julia’s birthday today. She’s bought much food. She (cook) a lot.
4. — My bags are terribly heavy today. — Really? I (give) you a lift.
5. — Do you know Kate’s phone number? — I’ve bad memory for phone numbers, but I (look) for it in my notebook.
6. My uncle has bought bricks. He (build) a house in the country.
7. — Has he decided how to spend the money? — Yes, he (buy) a car.
8. — Haven’t you taken my key? I can’t find it. — Just a minute. I (look) for it.
9. — Jack didn’t pass his exam yesterday. — Oh, what he (do)?
10. — There is somebody at the door. — I open.