I. Choose the best option A, B, C or D to complete each of the following sentences.
1. Millions of Christmas cards _________ every year.
2. I don't know how_________ this game.
3. I take part _________ most of the youth activities of my school.
4. We're looking forward to_________ you earlier.
5. He had his father_________ his watch.
6. Luckily, Peter had _________ to finish his final exam.
7. Tom_________ his hand when he was cooking the dinner.
8. I must go now. I promised _________ late.
9. Would you mind if I_________ a photo?
10. I _________ Cuba in 1990.
11. It is_________ to find an expensive hotel in this town.
12. _________you ever_________ to America yet?
