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2023年初中英语一般过去时结构

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    结构1.肯定形式① be动词was / were …
    ② 行为动词动词的过去式(动词过去式分规则变化与不规则变化)如 He was a teacher 3 years ago.
    Jenny visited Shanghai last month. I went to school at 6:30 yesterday.
    规则动词的过去式的构成遵循以下四个规则∶
    a.直接在动词后加ed,例如help-helpedwant-wanted等
    b.以不发音的字母e结尾时,去掉e加ed(即直接加d),例如like-liked;use-used等
    c. 以辅音字母y结尾时,把y变成i再加ed,例如carry-carried; study-studied等;
    d.以重读闭音节结尾,双写最后一个辅音字母再加ed,例如∶stop-stopped;shop-shopped等。不规则动词的过去式则需要特殊记,例如go-wentcome-came;buy-bought等。
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