| 词组 | unreal past situations |
| 释义 | Contents overview unreal past situations241 unreal past situationsIf you had worked harder, you would have passed your exam.1if + past perfect; would have + past participleTo talk about past situations that did not happen, we use a past perfect tense in the if-clause, and would have + past participle in the other part of the sentence.If you had asked me, I would have told you. (not If you would have asked me …) or If you asked me … or … I had told you.If you had worked harder, you would have passed your exam.I'd have been in bad trouble if Megan hadn't helped me.2could have … and might have …We can use could have + past participle to mean 'would have been able to …', and might have + past participle to mean 'would perhaps have … ' or 'would possibly have …'.If he'd run a bit faster, he could have won.If I hadn't been so tired, I might have realised what was happening.3present use: situations that are no longer possibleWe sometimes use structures with would have … to talk about present and future situations which are no longer possible because of the way things have turned out.It would have been nice to go to Australia this winter, but there's no way we can do it. (or It would be nice …)If my mother hadn't met my father at a party thirty years ago, I wouldn't have been here now. (or … I wouldn't be here now.)Previous Next |
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