Exercise 30.2: Can /could /might /be able to

Fill in the blank with can, could, might or be able to.

Example: Will you ____ come to my house today?
Answer: Will you be able to come to my house today?

1. Some birds _____ fly a very long way.

2. There was a party last night but I _____ n't go.

3. She _____n't have finished already!

4. I think you should arrive early or you _____ not get a seat.

5. I thought you ____ be able to help me.

Unit 30