have +過去分詞,構成完成時態。例如:
He has left for London. 他已去了倫敦。
By the end of last month, they had finished half of their work.  上月未為止,他們已經完成工作的一半。">
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      do和have的區別和用法

      回答
      瑞文問答

      2024-10-13

      have的用法;
      have +過去分詞,構成完成時態。例如:
      He has left for London. 他已去了倫敦。
      By the end of last month, they had finished half of their work.  上月未為止,他們已經完成工作的一半。

      擴展資料

        have + been +現在分詞,構成完成進行時。例如:

        I have been studying English for ten years. 我一直在學英語,已達十年之久。

        have +been +過去分詞,構成完成式被動語態。例如:

        English has been taught in China for many years. 中國教英語已經多年。

        do 的用法

        構成一般疑問句。例如:

        Do you want to pass the CET? 你想通過大學英語測試嗎?

        Did you study German? 你們學過德語嗎?

        do + not 構成否定句。例如:

        I do not want to be criticized.  我不想挨批評。

        He doesn't like to study.  他不想學習。

        n the past, many students did not know the importance of English.

        過去,好多學生不知道英語的重要性。

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          have + been +現在分詞,構成完成進行時。例如:

          I have been studying English for ten years. 我一直在學英語,已達十年之久。

          have +been +過去分詞,構成完成式被動語態。例如:

          English has been taught in China for many years. 中國教英語已經多年。

          do 的用法

          構成一般疑問句。例如:

          Do you want to pass the CET? 你想通過大學英語測試嗎?

          Did you study German? 你們學過德語嗎?

          do + not 構成否定句。例如:

          I do not want to be criticized.  我不想挨批評。

          He doesn't like to study.  他不想學習。

          n the past, many students did not know the importance of English.

          過去,好多學生不知道英語的重要性。