高考英语语法复习知识点 介词

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  高考英语语法介词知识点复习

  介词

  (一)表示时间的介词

  1.表示时间段的介词

  (1)in , after

  in +时间段,表示从现在起往后推算一段时间

  after +时间段,表示过去某时间往后推算一段时间,如:

  He’ll come back in two days. 但钟点用after( after three o’clock)

  He left on July 2 and returned after three days.

  (2)in , during

  表示在一段特指的时间内,可用in 或during

  The work was done in / during the holidays.

  表示年份、月份、季节用in , 如:in 1999 ,in June , in winter

  (3)for the past + 时间段, during

  表示在最近一段时间内,句中谓语动词常用现在完成时

  I have been in Shanghai in the last few years.

  (4)for 表示延续一段时间

  I’ll study in the U.S for two years.

  I’ve waited for Bingo for half an hour.