Mr.Black has been a phy sics teacher —— over twenty years Asince Bin C for D at
Mr.Black has been a phy sics teacher —— over twenty years Asince Bin C for D at
英语人气:859 ℃时间:2019-08-21 19:17:11
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选C.for你能告诉我为什么吗空后面是over twenty years,是一段时间。since后面一般接一个时间点,如twenty years ago排除。完成时态表明一直以来都是物理老师,at只是一个时间点,也排除。同样,in一般不用在完成时态中,排除。上个星期我已经看过这部电影。”这句话英语怎么翻译用( already)I have already watched the movie(film) last week.
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