九種常見時態(tài)!高中必備-閱讀頁
2025-07-07 01:02本頁面
【正文】 與when從句連用，表示“一動作正在進(jìn)行時突然發(fā)生…”Mary 在做衣服時割傷了手。This time on Friday I shall be flying to Paris.有時也可表示預(yù)料不久將要發(fā)生的動作，似乎比一般將來時顯得客氣。你聽說過林則徐的故事嗎？Have you heard about the story of Lin Zexu?表示從過去某一時間開始并一直持續(xù)到現(xiàn)在（可能還會繼續(xù)下去）的動作，常用于延續(xù)性動詞，多帶有延續(xù)性時間狀語，如: since, for three weeks, so far, In recent years等。The house has been empty for many years.表示將來，用于時間、條件等從句中。I’ll go with you as soon as I have finished my work.hope, expect, think, intend, mean(打算), suppose, want這些動詞的過去完成時表示過去的希望、預(yù)期、意圖、愿望等沒有實現(xiàn)。We had expected that you would be able to visit us.同現(xiàn)在完成時一樣，過去完成時與延續(xù)性時間狀語連用時，動詞通常應(yīng)是延續(xù)性動詞。When Jack arrived he learned Mary had been away for an hour.九、現(xiàn)在完成進(jìn)行時 (have/has been doing/ have has not been doing )表示從過去某一時刻開始一直持續(xù)到現(xiàn)在，并可能繼續(xù)下去的動作，通常與for,可是整個冬季生意一直在走下
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