简述政府在卫生服务市场中的作用。
参考答案：①管制
②反垄断
③为公众提供或购买公共卫生服务
④治理外部效应
⑤促进市场信息传递
⑥促进公平和稳定
根据句子意思，在空格中填写适当的单词，使句子完整、正确。（共8分）
小题1:February is the month of the year.
小题2:The box is very light, so I can lift it by .
小题3:I can’t help you you tell me what’s wrong.
小题4:As a citizen, we mustn’t do anythingthe law.
小题5:Lucy was very , so she drank two glasses of water.
小题6:Susan's parents were disappointed when they knew Susan the exam.
小题7:If I my father's birthday, please reminded me.
小题8:The book to Alice because her name is on it.
6502电气集中1~7线的作用是什么？
