by the time的具体用法 与 by the end的具体用法要说明时态 以及 在句中的位置方便请给例句

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by the time的具体用法 与 by the end的具体用法要说明时态 以及 在句中的位置方便请给例句

by the time的具体用法 与 by the end的具体用法要说明时态 以及 在句中的位置方便请给例句
by the time的具体用法 与 by the end的具体用法
要说明时态 以及 在句中的位置
方便请给例句

by the time的具体用法 与 by the end的具体用法要说明时态 以及 在句中的位置方便请给例句
by the time到...的时候
1. By the time we arrived the meeting was over.
我们到达时,会议已结束了.
2. By the time he is ten, he has outgrown his older brother.
他十岁的时候就已经长得比他哥哥高了.
3. The injured man was fairly far gone by the time the ambulance arrived.
救护车到时那伤者已生命垂危.
4. By the time the bus came so many people were waiting that it was a free fight to get on it.
公共汽车来的时候,等车的人很多,成了一场挤车的混战.
by the end
by the end of +表示时间的名词,意为“到……末为止,到……最后”,注意:如果of后面接表示过去时间的名词,那么本句的谓语必须用过去完成时态.
如:How many English words had you learned by the end of last term?到上学期末为止,你学会了多少个英语单词?
I had been to the Summer Palace three times by the end of last year.到去年年末我去过颐和园三次了.