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            1. 新东方网>重庆新东方学校>大学考试>四六级>正文

              2019年6月英语六级语法知识:过去完成时_六级考试时间

              2019-04-10 16:04

              来源:新东方网整理

              作者:

              点击查看》》2019年6月英语六级语法知识汇总

              英语六级语法知识:过去完成时

              1) 概念:表示过去的过去

              ----|-------|-----|---->其构成是had +过去分词构成。

              那时以前 那时现在

              2) 用法

              a.在told, said, knew, heard, thought等动词后的宾语从句。

              She said (that) she had never been to Paris.

              b. 状语从句

              在过去不同时间发生的两个动作?#26657;?#21457;生在先,用过去完成时;发生在后,用?#35805;?#36807;去时。

              When the police arrived, the thieves had run away.

              c. 表示意向的动词,如hope, wish, expect, think, intend, mean, suppose等,用过去完成时表示"原本…,未能…"

              We had hoped that you would come, but you didn't.六级考试时间

              3)过去完成时的时间状语before, by, until , when, after, once, as soon as。

              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.

              典型例题

              The students ___ busily when Miss Brown went to get a book she ___ in the office.

              A. had written, leftB,were writing, has left C. had written, had leftD. were writing, had left

              答案D. "把书忘在办公室"发生在"去取书"这一过去的动作之前,因此"忘了书"这?#27426;?#20316;发生在过去的过去,用过去完成时。句中when表示的是时间的一点,表示在"同学们正忙于……"这一背景下,when所引导的动作发生。因此

              前一句应用过去进行时。

              注意:had no … when还没等…… 就……

              had no sooner… than刚…… 就……

              He had no sooner bought the car than he sold it.



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