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關(guān)于初中英語(yǔ)語(yǔ)法之過去完成時(shí)的用法介紹
初中英語(yǔ)過去完成時(shí)的語(yǔ)法大全
過去完成時(shí)就是表示過去的過去，下面就是老師為大家?guī)淼乃膸追N用法。
1） 概念：表示過去的過去
----|-------|-----|---->其構(gòu)成是had +過去分詞構(gòu)成。
那時(shí)以前 那時(shí) 現(xiàn)在
2） 用法
a. 在told, said, knew, heard, thought等動(dòng)詞后的賓語(yǔ)從句。
She said (that) she had never been to Paris.
b. 狀語(yǔ)從句
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)；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hope, wish, expect, think, intend, mean, suppose等，用過去完成時(shí)表示"原本…，未能…"
We had hoped that you would come, but you didn't.
3) 過去完成時(shí)的時(shí)間狀語(yǔ)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.
典型例題
The students ___ busily when Miss Brown went to get a book she ___ in the office.
A. had written, left B，were writing, has left C. had written, had left D. were writing, had left
答案D. "把書忘在辦公室"發(fā)生在"去取書"這一過去的動(dòng)作之前，因此"忘了書"這一動(dòng)作發(fā)生在過去的過去，用過去完成時(shí)。句中when表示的是時(shí)間的一點(diǎn)，表示在"同學(xué)們正忙于……"這一背景下，when所引導(dǎo)的動(dòng)作發(fā)生。因此
前一句應(yīng)用過去進(jìn)行時(shí)。
注意： had no … when 還沒等…… 就……
had no sooner… than 剛…… 就……
He had no sooner bought the car than he sold it.
上面除了對(duì)現(xiàn)在完成時(shí)的概念和用法帶來介紹還有它的一些典型的例題。供同學(xué)們?cè)趯W(xué)習(xí)上幫助。
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