根据所给汉语，写出句中所缺的词语。 1.You could (自愿服务) in
题型：填空题
问题：
根据所给汉语，写出句中所缺的词语。
1.You could (自愿服务) in a hospital.
2.I'd like to help (无家可归) people.
3.We often visit (小学的，初级的) schools and help the teachers.
4.A girl won a million (美元) in the lottery.
5.Before you borrow something from a friend, you'd better ask his or her (许可).
