1. 用所给词的适当形式填空

1. （1） I exercise to keep healthy by (run)every morning·

3. （2） I had got a cold．I felt myself (grow)colder．

5. （3） Keep (read)the story and you will remember it．

7. （4） 0ne way (work)out the problem is to speak as much as possible·

9. （5）  You need to eat more vegetables to stay (health)．