用所给单词的适当形式填空。

1. My friend is _____ (interest) in learning English.

2. _____ (scientist) use English a lot in their work.

3. That translator is _____ (Kate) mother.

4. I want to make friends wish students from other _____ (country).

5. English is the main language_____ (use) by people.

6. I am _____ (wake) all night. I think I am ill.

7. I helped that woman, so I felt very _____ (happy).

8. Jim did _____ (bad) of all in the long jump.

9. Now I feel even _____ (tired) this morning than I usually do.

10. Doing eye _____ (exercise) is good for our health.