MODALS OF DEDUCTION(SPECULATION

1. Do you remember my birthday party last year? You _____ remember! It was the same day as your graduation.

• can't

• could

• must

2. Come in and sit down. You _____ be tired after the journey.

• must

• might

• can't

3. Whose is this coat? It _____ be Paul's. It's way too small for him.

• must

• could

• can´t

4. The exam results will be out soon. It _____ be this week or possibly next week.

• must

• might

• can't

5. She always gets such good grades at school. She _____ work very hard.

• must

• could

• can't

6. The doctor said my headaches _____ be because of the hot weather but they're going to do some tests to be sure.

• must

• could

• can't

7. He _____ be our teacher! He looks about twelve!

• must

• might

• can't

8. Take this umbrella just in case. It looks as if it _____ rain.

• must

• might

• can't

9. This insect has four legs. It ___ be a spider because they have 6 legs.

• must

• might

• can't

10. Her passport is full of visa stamps. She ___ travel a lot.

• can't

• might

• must