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卫生职称英语复习指导

卫生职称英语语法词汇

2017年职称英语考试卫生类语法复习:介词短语

2016-04-26 14:59 来源:医学教育网

  介词短语即可以做表语也可以做定语,虽然它们词性相同,但由于词序不同,它们所起到的作用也不同,当在is的后面是表语,跟在名词的后面它就起到定语的作用。

  本课要求:

  1、 牢记第一个句型的旗帜—— be

  (1) 人称变化

  (2) 肯定否定及疑问的变化

  (3) You (They We ) He ( She ) I

  be 的人称变化

  You (They We ) are teachers.

  He ( She ) is a teacher.

  I am a teacher

  Be的肯定否定及疑问的变化

  You (They We ) are teachers.

  He ( She ) is a teacher.

  I am a teacher

  You (They We ) are not teachers.

  He ( She ) is not a teacher.

  I am not a teacher

  Are you (They We ) teachers?

  Is he ( She ) a teacher?

  Am I a teacher?

  2、 介词介词短语的作用

  本课需记忆的介词(认识就行) in in front of on from

  near of

  3、 介词短语的作用

  (1) 表语,位置在 be 之后:

  The man is in the classroom on the second floor.

  (2) 定语,名词之后:

  The man is in the classroom on the second floor.

  4、 本课目的——牢牢抓住 —— 主系表

  考试时减少查字典的次数,抓主句子的中心

  The man in the classroom on the second floor is not

  a teacher from England.


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