Unit IX General revision

Task 4

Choose the appropriate modal verb while filling 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. I have become a millionaire, but I decided not to.
2. You have been here when Helen told the boss not to be lazy!
3. Peter wasn't here then, so he have broken your vase.
4. I have bought the car, but I decided to look at a few others.
5. If you felt lonely you have given me a ring!
6. Don't take a eisk like that again. We have got lost because of yiou.
7. It's been more than a week. They have received the news by now.
8. We were glad to help. We have just stoof there doing nothing.
9. You really have gone to so much trouble!
10. I have thought it was rather difficult.