1. 选词填空，完成句子。(注意词的适当形式)

work hard,   after,   go,   do,   have to

1. （1） he goes home, he does his homework.
3. （2） Jenny to school five times a week.
5. （3） Everyone at school.
7. （4） My brother play sports to lose weight(减肥).
9. （5） How often Kim clean her bedroom last week?