1. 根据首字母或汉语提示完成句子

1. （1） If you are ill，you must s  the doctor．
3. （2） You have a fever．You'd better take your t ．
5. （3） My fever is gone，but I still have a headache and c  ．
7. （4） The boy was  (生病的)，so he stayed at home．
9. （5） He often does morning exercises，so he is in good  (健康)．