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since的四种用法

[01-11 23:11:05]   来源:http://www.kuaixue5.com  五年级英语语法   阅读:8538
概要: 概要:1) since +过去一个时间点(如具体的年、月、日期、钟点、1980, last month, half past six)。I have been here since 1989.2) since +一段时间+ agoI have been here since five months ago.3) since +从句Great changes have taken place since you left.Considerable time has elapsed since we have been here.4) It is +一段时间+ since从句It is two years since I became a postgraduate student
since的四种用法,标签:五年级英语语法大全,http://www.kuaixue5.com

since的四种用法

  1) since +过去一个时间点(如具体的年、月、日期、钟点、1980, last month, half past six)。

  I have been here since 1989.

  2) since +一段时间+ ago

  I have been here since five months ago.

  3) since +从句

  Great changes have taken place since you left.

  Considerable time has elapsed since we have been here.

  4) It is +一段时间+ since从句

  It is two years since I became a postgraduate student


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