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英語(yǔ)語(yǔ)法入門之過(guò)去時(shí)態(tài)
英語(yǔ)時(shí)態(tài)很多同學(xué)會(huì)搞混，下面小編整理了英語(yǔ)語(yǔ)法入門之過(guò)去時(shí)態(tài)知識(shí)，希望對(duì)大家有幫助！
There are two tenses in English – past and present.
英語(yǔ)里有兩種時(shí)態(tài)—過(guò)去時(shí)和現(xiàn)在時(shí)。
The past tense in English is used:
英語(yǔ)里過(guò)去時(shí)用于：
to talk about the past
談?wù)撨^(guò)去
to talk about hypotheses – things that are imagined rather than true.
談?wù)摷僭O(shè)
for politeness.
基于禮貌
There are four past tense forms in English:
We use these forms:
to talk about the past:
He worked at McDonald’s. He had worked there since July.
He was working at McDonald’s. He had been working since July.
to refer to the present or future in conditions:
He could get a new job if he really tried.
If Jack was playing they would probably win.
and hypotheses:
It might be dangerous. Suppose they got lost.
I would always help someone who really needed help.
and wishes:
I wish it wasn’t so cold.
In conditions, hypotheses and wishes, if we want to talk about the past, we always use the past perfect:
在條件狀語(yǔ)從句、虛擬語(yǔ)氣以及表祝愿時(shí)，我們?cè)谡務(wù)撨^(guò)去時(shí)，經(jīng)常使用過(guò)去完成時(shí)。
I would have helped him if he had asked.
It was very dangerous, What if you had got lost?
I wish I hadn’t spent so much money last month.
We can use the past forms to talk about the present in a few polite expressions:
在一些禮貌的表達(dá)中，我們用過(guò)去式來(lái)談?wù)摤F(xiàn)在的事情。
Excuse me, I was wondering if this was the train for York.
I just hoped you would be able to help me.
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