词形变换；用括号内所给单词的适当形式填空。
1. Eating more vegetables will keep you （health).
2. I prefer （tomato) to carrots.
3. They aren't from China. They are （foreign).
4. Why not （open) the window? It's so hot here.
5. My grandma was very happy （see) us yesterday.
6. If we run, we （catch) the early bus.
7. While the boy (walk) down the street, the UFO landed.
8. My brother is good at （sing)．
9. She said it was much (good) if she did her own work.
10. It was January （five) yesterday.
1. healthy 2. tomatoes 3. foreigners
4. open 5. to see
6. will catch 7. was walking 8. singing
9. better 10. the fifth