【小编寄语】今天查字典英语网小编教给同学们的是小升初语法必备 since的用法及练习题,一起来学习下吧!祝同学们学习进步!
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)。例如:
I have been here since 1989. 1989起,我一直在这儿。
2)since +一段时间+ ago。例如:
I have been here since five months ago. 我在这儿,已经有五个月了。
3)since +从句。例如:
Great changes have taken place since you left. 你走后,变化可大了。
Great changes have taken place since we were here. 我们走后,变化可大了。
4)It is +一段时间+ since从句。例如:
It is two years since I became a postgraduate student. 我考上研究生有两年了。
历年真题:
1. He has ____ the army for ten years and now is an officer.
A.gone into
B.joined in
C.been in
D.come into
答案:C.(其余三组动词均为瞬间动词,不能和段时间连用。)
2. You don't have to describe her. I _____ her several times.
A.had met
B.have met
C.met
D.meet
答案:B.
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