1. My sister used to eat _____ and she often had a toothache.
2. Fred doesn't like to study and he often _____ a lot of trouble at school.
3. When Mike thinks of his little cat's          , he feels very sad.
4. To our _____, he won first place in the school spoken English contest.
5. We shouldn't _____ natural resources because there aren't many left.
6. Mark tried his best to solve the problem all by ______.
7. Tina is quite successful. Her father takes ______ in her.
8. She is ______ with everyone. Whenever you ask her questions, she would like to reply.
9. Jimmy ______ to be thin, but now he is very fat.
10. My English is poor. I made a _____ to learn English well this term.
11. They both show _____ in the beautiful music.
12. Kate is very shy. She used to be afraid of ______ in front of our class.
13. You must pay ______ to your pronunciation.
14. It's not right to ______ too much time on computer games.
15. How do you feel when you see the national flag of China in space? It makes me feel excited and ______.
16. If you want to be healthy, it's _____ for you to eat some vegetables and fruit.