【since】since用于什么时态
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解决时间 2021-02-22 02:06
- 提问者网友：我是我
- 2021-02-21 07:45
【since】since用于什么时态
最佳答案
- 五星知识达人网友：轮獄道
- 2021-02-21 07:55
【答案】 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.
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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- 1楼网友：梦中风几里
- 2021-02-21 09:16
我好好复习下
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