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AFtEr

这个句子可能这么说好点:The system crashed up after halting.After 是介词,如果动词和主语是主动关系,就用doing.如果是被动关系,就用done.也可以直接接句子.这里系统停止应该是主动关系,所以用doing.

after doing中after是介词,介词后面直接加动词时用-ing形式在这个句子里 those things had happend to me,she didn't feel anything wrong是一个从句,并不符合上面用ing形式的要求.而且after those thing having happened to me?本身语法上就是错误的,happen是短暂性动词,be having done表示过去持续做某件事(做了一段时间,但已经结束.)两者不能用在一起.after和before在了解句意之后应该就能知道用哪个了吧,不是很难,就是要多练.

after [':ft, 'f-]基本翻译conj. 在……之后prep. 在……之后adj. 以后的adv. 后来,以后

最低0.27元开通文库会员,查看完整内容> 原发布者:kennanchan7 1)介词:(a)Pleasecometomyhouseafterdinner.晚饭后(b)Heranafterthebus.追赶(c)Hismotherwaitedforhimnightafternight.(一个)接着(一个)(d)It'

after后接过去的时间状语 通常接从句或时间点.用于一般过去时.after后接将来的时间状语.用于一般将来时

1. after兼有两种词性:介词和连词.2. after做介词时,后面只能加名词/代词/动名词短语(doing sth),形成介宾短语,做句子的状语(时间状语/地点状语).如:After finishing my homework, I watched TV last night. 时间状语 She is running after me. 地点状语3. after做连词时,引导一个时间状语从句,意思是“在之后”.该从句是个完整的句子.如:I watched TV after I finished my homework.

after 介词 prep. 1.在以后 After graduation he went abroad. 毕业后他去了国外. At half after ten it began to rain. 在十点半下起雨来. 2.在后面;随之后 After you with the paper, please. 请您看完报纸后给我. She entered the hall after her

after作介词后面可以加做宾语的动名词,名词,代词.一、after作介词的用法:1. after+名词,作为介宾短语,如:after 5 o'clock 五点以后.He ran after the bus. 他在那辆公交车后追着跑.2. after+动名词 ,也是作为介宾短语,如:after having

after [英][:ft(r)][美][ft(r)] prep.…后的; (表示时间)在…以后; (表示位置、顺序)在…后面; conj.在…以后; adv.以后,继后; adj.后来的,以后的; One day depression descended upon him, and wherever he went after that he

After后面的动词一般都是过去时态表示在什么什么之后的意思

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