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    was和did用法分不清

    回答
    愛揚(yáng)教育

    2022-01-16

    • 相關(guān)推薦
    was是過去式的be系動(dòng)詞,后跟形容詞\名詞\副詞,作為助動(dòng)詞時(shí)后跟動(dòng)詞ing或動(dòng)詞的過去分詞。通常表示過去的某種狀態(tài),可跟形容詞作表語,過去分詞表被動(dòng)等。
    did是過去式的助動(dòng)詞,通常表示發(fā)生在過去的動(dòng)作,后邊跟名詞作賓語。

    擴(kuò)展資料

      如:

      He was a student ten years ago.

      He was doing his homework at nine last night .

      He did his homework just now.

      Did he do his homework just now ?