过去式几种表达的区别I waited for an hour.I had waited for an hour.I had been waiting for an hour.它们有什么不同?

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过去式几种表达的区别Iwaitedforanhour.Ihadwaitedforanhour.Ihadbeenwaitingforanhour.它们有什么不同?过去式几种表达的区别Iwaitedfor

过去式几种表达的区别I waited for an hour.I had waited for an hour.I had been waiting for an hour.它们有什么不同?
过去式几种表达的区别
I waited for an hour.
I had waited for an hour.
I had been waiting for an hour.
它们有什么不同?

过去式几种表达的区别I waited for an hour.I had waited for an hour.I had been waiting for an hour.它们有什么不同?
I waited for an hour.我等了一个小时【等待已经结束,此刻等待了一小时,表示一个时间点】
I had waited for an hour.(until you got here) 我已经等了一个小时(直到你出现)【在过去的一段时间里,对过去的动作有影响】
I had been waiting for an hour.在过去的一个小时里我一直在等,(直到你出现)【更强调动作的延续】
后两者需要具体的语境,个人感觉过去完成时和过去完成进行时,前者强调结果【你出现了,所以我不用等了】,后者强调过程【等了一个小时那么久】

I waited for an hour. I had waited for an hour. I had been waiting for an...
我等了一个小时。我已经等了一个小时。我一直在等待一个

过去式几种表达的区别I waited for an hour.I had waited for an hour.I had been waiting for an hour.它们有什么不同? wait的过去式为什么是waited find 的几种过去式 I've waited for you和I've been waiting for you的区别有什么区别? 动词变化permit的过去式为permitted,wait的过去式为什么是waited,为什么不双写t? 过去式的几种形式?例:过去式:主+was|were... Clean的过去式怎么表达 i have waited for two hours 的同意句是什么 现在完成时与现在进行时的区别比如—Have you got any job offers?—No.I ______.A.waited B.had been waiting C.have waited D.am waiting如何排除C和D.请不要分别把现完和现进的用法粘上来,那些我懂.I have waited表示 I的过去式 I am frightened. I was frighten. 的区别怎么决定过去式用在哪呢? 英语句子辨析I want to thanks who worked behind the scenes.与 have worked 表达上有什么不同.不要死搬一般过去式与现在完成式的区别,最好有自己的理解.谢谢了 过去完成时和过去式的区别, 过去式和完成式的区别 waited的音标 waited的音标 问几道英语选择题:1.I dont remember when and where I ____this umbre.答案是买的几种形式,为什么填过去式,为什么不能填现在完成时.我记得以前类似的题就是现在完成时.请问有什么区别.2.If by any chance call过去式 LOOK过去式 teach过去式 think过去式 help过去式 buy过去式 see过去式 brushg过去式 work过去式把原来的单词和过去式的意思都表达出来