Exercise 5:
1. I will close the window.
2. I will make you a sandwich.
3. I will give you some money.
4. I will make some tea for you.
5. I will close the door.
Exercise 6:
1. I don't think I will pass the exam. It's too hard.
2. I think John will be a doctor.
3. I don't think Laura will help you with your exercises.
4. I'm sure Tony will make his own business one day.
5. I don't think she will wait for us at the airport.
6. I think Ann will take her plane.