作业帮过去完成时 的表达句型?主要的搭配以及句中动词以及其他一些词类的变化.
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过去完成时 的表达句型?主要的搭配以及句中动词以及其他一些词类的变化.
过去完成时 的表达句型?
主要的搭配以及句中动词以及其他一些词类的变化.
过去完成时 的表达句型?主要的搭配以及句中动词以及其他一些词类的变化.
had been done when had been done before+过去某个时间
it was the first time that sb. had done sth. 那是某人第一次做某事 hardly/scarecely had sb. done ...when... 某人刚刚/几乎还没。。。就。。。 no sooner had sb. done ...than... 某人刚刚/几乎还没。。。就。。。 eg.hardly had i sat down when the d...
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it was the first time that sb. had done sth. 那是某人第一次做某事 hardly/scarecely had sb. done ...when... 某人刚刚/几乎还没。。。就。。。 no sooner had sb. done ...than... 某人刚刚/几乎还没。。。就。。。 eg.hardly had i sat down when the doorbell rang i found he had done...when i got there. 在虚拟语气中 表对过去事情的虚拟时 用had done if i had known the fact earlier,i wouldn't have misunderstood him. i wish i had known the answers yesterday(希望对你有帮助）
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