Unit 12【核心语法】-2021-2022学年九年级英语链接教材精准变式练（人教版）

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核心语法 Unit 12

2021-2022 学年九年级英语链接教材精准变式练（人教版）

过去完成时：表示某动作或状态在过去某一时间或动作之前

已经发生或完成，它表示动作发生的时间是“过去的过去”。

过去完成时由“助动词 had (用于各种人称和数) + 过去分词”构成，表示某动作或状态在

过去某一时间或动作之前已经发生或完成，它表示动作发生的时间是“过去的过去”。

1. 过去完成时的句式结构

(1) 肯定句：主语 + had + 过去分词 + 其他.

(2) 否定句：主语 + hadn’t + 过去分词 + 其他.

(3) 一般疑问句：Had+ 主语 + 过去分词 + 其他?

肯定回答：Yes, 主语 + had.

否定回答：No, 主语 + hadn’t.

2. 过去完成时的用法

表示在过去某一时间或动作之前已经发生或完成了的动作；表示动作发生在过去的过去。

(2) 过去完成时态常见的引导词有：by the time, when, before, by。

(3) 在含有 when, before 等引导的时间状语从句的复合句中，主、从句的动作都发生在过去，

且有明显的先后关系，动作在前的用过去完成时，动作在后的用一般过去时。

(4) 常用在 said, told, knew, heard, realized 等的宾语从句中。

3. 一般过去时和过去完成时的区别

一般过去时表示过去某时间发生的动作或存在的状态，而过去完成时则表示过去某一时间

以前（即过去的过去）发生的动作或存在的状态。

教材核心语法知识链接及典例解读

综合提升变式练习

一、单项选择

1．By the time the teacher came, we ________ cleaning the classroom.

A．finished B．have finished C．had finished

2．By the end of last month，Jane________enough money for the poor sick boy.

A．raised B．would raise C．had raised D．has raised

3．By the end of last month, I________all the CDs of Justin Bieber.

A．collect B．collected C．have collected D．had collected

4．By the end of last week, Maggie ________ in the west of China for two months helping the

homeless children.

A．will stay B．has stayed C．would stay D．had stayed

5．—Did you see the hit New Year’s movie If You Are The One（《非诚勿扰》）last night?

—Yes. But when I got to the movie theatre, the film ________ for ten minutes.

A．had begun B．had been on C．had started D．begun

6．The girl sitting next to me on the plane was very nervous, for she ________before.

A．didn’t fly B．hasn’t flown C．hadn’t flown D．wasn’t flying

7．When we got to Yushu airport, we were told that they________ more than 500 people from the

ruins（废墟）by earthquake.

A．has saved B．saved C．had saved D．have saved

8．The vegetables didn’t taste very good. They________for too long.

A．cooked B．were cooked C．had cooked D．had been cooked

9．The________look on his face suggested that he________ that.

A．surprising; hadn’t expected B．surprised; hadn’t expected

C．surprising; would expect D．surprised; shouldn’t expect

10．The police found that the house ________and a lot of things ________.

A．has broken into; has been stolen B．had broken into; had been stolen

C．has been broken into; stolen D．had been broken into; stolen

11．By the time we got to the station, David________for ten minutes.

A．has left B．had left C．has been away D．had been away

12．Mrs. Brown________ her keys in the office, so she had to wait until her husband ________

home.

A．has left; comes B．had left; came C．had been away; came D．has been

away; comes

13．Wang Ying is good at English. She ________ nearly two thousand English words by last

month.

A．learns B．learned C．has learned D．had learned

14．If I ________ harder when I was young, I ________ a university and lived a different life.

A．worked; would entered B．had worked; would have entered

C．would worked; had entered D．have worked; will have entered

15．Mr. Black didn’t tell me how long________ in his email.

A．he had come to Shanghai B．had he been to Shanghai

C．he had been to Shanghai D．he had been in Shanghai

参考答案

1．C

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