Fill in the blank with the appropriate preposition:
1. If you English is good enough, you can communicate........... foreigners.
2. When I am at home, I always have the TV.......... I really like to watch film on it.
3. We should cheer her...........because she looks so sad .
4. He wanted to add his name.............. the letter.
5. There are two things that make humans different.............all other animals.
6. Please wake me........... at 5a.m.
7. Do you often have the radio......... TV in the evening?
8. Our achievements are something to be proud..........
9. I like the Backstreet Boys because ththey are easy to listen ..........
10. The Beatles used to be internationally famous............ their song and performance.