it will be…before和 it was …before的区别

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it will be…before和 it was …before的区别
it will be…before和 it was …before的区别

it will be…before和 it was …before的区别
) 在 “It was + 一段时间 + before从句句型中,若主句是一般过去式,从句也是一般过去式时:
① 若主句是肯定句,翻译成“过了多长时间之后才……”
例:It was long before they found their son.
过了很久他们才找到他们的儿子.
② 若主句是否定形式,翻译成“没过多久就……”
例:It was not long before the couple met again.
没过多久这对夫妻就见面了.
2)在“It will be + 一段时间 + before从句”句型中,若主句是一般将来时,从句也是一般现在时:
①若主句是肯定句,翻译成“要过多长时间之后才……”
例:It will be half a year before I come back.
半年后,我才回来.
② 若主句是否定形式,翻译成“用不了多久就……”
例:It won’t be long before we meet again.
我们不久就会见面.

it will be…before
before 后面跟将来的一个时间点,比如next Monday,next month,在....之前会....是将来时
it was …before
before 后面跟过去的一个时间点,比如Last week,Last month, 在...之前怎么怎么样...是过去式
希望能帮助到你!望采纳或给予好评!谢谢~~~...

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it will be…before
before 后面跟将来的一个时间点,比如next Monday,next month,在....之前会....是将来时
it was …before
before 后面跟过去的一个时间点,比如Last week,Last month, 在...之前怎么怎么样...是过去式
希望能帮助到你!望采纳或给予好评!谢谢~~~

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