by the time I came back they had climbed up..
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by the time I came back they had climbed up..
by the time I came back they had climbed up ten metres
现在完成时的结构不是has/have加动词过去分词么?为什么不用have climbed?
by the time I came back they had climbed up ten metres
现在完成时的结构不是has/have加动词过去分词么?为什么不用have climbed?
climbed up动作发生在came back 之前
came back 已经是过去时态(by the time到...时候)
过去完成时表示“过去的过去”
实际上,多数用法都有前后动作的时间对比,或暗含对比
came back 已经是过去时态(by the time到...时候)
过去完成时表示“过去的过去”
实际上,多数用法都有前后动作的时间对比,或暗含对比
by the time I came back they had climbed up..
Had they g_____ up by the time I came back home?
By the time i——back they——up ten metres.
hill,they,climbed,the,up (.)
I wondered if that last time he came by had been the last I'
hill,they,climbed,the,up(.)
by the time you came back,we (complete)the work by the time
By the time i got up ,my father had gotten in the bathroom是什
by the time i got up,my brother had already gotten in the sh
英语翻译翻译句子:1 By the time I got up,my brother had already gotte
They had built the house by the time I arrived there last ye
I. came. back. ( ). the.