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1、 什么叫過去完成時(shí)？什么叫過去完成時(shí)？ 1. 過去完成時(shí)表示一個(gè)動(dòng)作或狀過去完成時(shí)表示一個(gè)動(dòng)作或狀態(tài)在過去某一時(shí)間或動(dòng)作之前已態(tài)在過去某一時(shí)間或動(dòng)作之前已經(jīng)完成或結(jié)束，也可能是早已完經(jīng)完成或結(jié)束，也可能是早已完成或結(jié)束，即成或結(jié)束，即“過去的過去過去的過去”2.也可以指過去的動(dòng)作延續(xù)到過也可以指過去的動(dòng)作延續(xù)到過去的某個(gè)時(shí)刻。去的某個(gè)時(shí)刻。 它是怎樣構(gòu)成的？它是怎樣構(gòu)成的？ had +動(dòng)詞的過去分詞動(dòng)詞的過去分詞 過去完成時(shí)有哪些用法？過去完成時(shí)有哪些用法？a.在在told, said, knew, heard, thought等動(dòng)詞后的賓語從句。等動(dòng)詞后的賓語從句。 She said (th

2、at) she had never been to Paris.b. 狀語從句狀語從句 在過去不同時(shí)間發(fā)生的兩個(gè)在過去不同時(shí)間發(fā)生的兩個(gè)動(dòng)作中，發(fā)生在先，用過去完成時(shí)；動(dòng)作中，發(fā)生在先，用過去完成時(shí)；發(fā)生在后，用一般過去時(shí)。發(fā)生在后，用一般過去時(shí)。 When the police arrived, the thieves had run away.c. 表示意向的動(dòng)詞，如表示意向的動(dòng)詞，如hope, wish, expect, think, intend, mean, suppose等，用過去完成時(shí)表示等，用過去完成時(shí)表示“原本原本，未能，未能” We had hoped that you would come, but you didnt.3)過去完成時(shí)的時(shí)間狀語過去完成時(shí)的時(shí)間狀語 He said that he had learned some English before. By the time he was twelve, Edison had began to make a living by himself.Tom was disappointed that most of the guests had left when he arrived at the party.