Unit III must (revision)

Task 6

Choose between can (be able), may or must while filingl in all the gaps, then press "Check" to check your answers. Use the "Hint" button to get a free letter if an answer is giving you trouble. You can also click on the "[?]" button to get a clue. Note that you will lose points if you ask for hints or clues!
1."Will you know where to go?" "Yes, thank you.I always ask my brother.
2. What he have meant when he said it.
3. He have flown off after he dropped us. He land here. Not in a plane with wheels.
4. I'd give anything to meet that fellow. We see what be done.
5. Cindy have laughed aloud. Instead, she nodded.
6. You hardly have been more surprised than I was.
7. It's a most interesting story. He possibly have invented it. You have told him something.
8. I admire you mother's looks. She have been a lovely girl.
9. My wife leave hospital in a week's time.
10. "I don't know why he did it." "It have amused him."