2017年河南成人高考仅剩半年的时间，虽然半年听起来时间很长，但是对于许多已经工作的成教考生来说，从现在开始就要进入成人高考的复习了。为此，河南成教网特整理了2017年河南成人高考专升本英语词汇复习，仅供广大2017年河南成教考生参考学习。

　　常用介词用法：

　　1. across(穿过) My mother lives across the street.

　　I came across him yesterday. ( come across偶然遇到 )

　　The post office is just across the street.

　　2. after(在……之后)

　　The girl is named after her mother.

　　(name after 以……命名)

　　Rewrite the sentences after the model. (模仿，仿照)

　　3. against(反对) What you are doing is against the rule.

　　We are against the proposal. (be against 反对)

　　Nobody has got anything against you.

　　4. along(沿着) They walked along Nanjing Road.

　　There is a cinema along the street. I'm getting along well with my classmates.

　　5. around(围绕) We all drew up closely around him.

　　The guide showed us around the city.

　　(show sb. around 领某人参观)

　　6. at(在……) Let's meet at the station.

　　She was at a conference.

　　The committee is to meet at the weekend. He joined up at eighteen.(join up 参军)

　　What are you laughing at? (laugh at 嘲笑)

　　My mother was surprised at the news.(be surprised at 吃惊) He is good at drawing.

　　7. before(在……之前)

　　Don't put the cart before the horse. 不要本末倒置。

　　Pride comes before a fall. 骄傲就会摔跤。 Before starting the work， we had a discussion.

　　Before long， the war broke out. (break out 爆发)

　　I bought the book the day before yesterday.

　　8. besides ( 除…之外还 ) There are six students in the classroom besides me.　　Besides fun and good exercise， swimming is a very useful skill.