人教版八年级下册第五单元重点语法--过去进行时知识点总结讲解+练习(无答案)

教学内容过去进行时

教学目标1、掌握过去进行时用法，理解其结构，各种语气变形；

2、熟练运用其标志词或词组造句，知其所以然；

3、了解延续性动词与非延续性动词的概念，能很好地将其与when, while结合使用。

教学重难点能做对关于中考中现在完成时考察部分的题目；并运用其写作。

一、定义

1.表示过去某个时刻正在进行的动作。

He was having breakfast at six o’clock yesterday morning.

2.表示过去某个时间段正在进行的动作。

He was writing stories the whole morning.

二、结构

1.肯定结构：主语+was/were +doing+其它.

I was watching TV at eight last night.

He was having breakfast at seven this morning.

2.否定结构：主语+was/were +not +doing+其它.

I was not watching TV at eight last night.

He was not having breakfast at seven this morning.

3.一般疑问句：Was/Were+主语+doing+其它?

(1)Were you watching TV at eight last night?

Yes, I was. / No, I wasn’t.

(2)Was he having breakfast at seven this morning?

Yes, he was. / No, he wasn’t.

4.特殊疑问句：疑问词+was/were+主语+doing+其它？

三、时间标志词

1.at+具体时刻+过去时间(at five last Saturday)

2.at this time+过去时间(at this time yesterday)

3.过去时间段(from nine to ten last evening)

4.at that time/moment

5.when &while引导的过去时间状语从句

考点一现在分词

要点归纳：

动词ing 的基本变化规则

1. __________________, 如do—doing

2.___________________, 如have—having, come—coming

3. __________________________________________________如: shop—shopping, skip—skipping, run--- running

口诀：

停止游泳，___________ _____________

开始跑步和跳绳，___________ _____________ ___________到达商店购物，___________ _____________

忘记坐下切蛋糕。__________ _____________ ___________

口诀：

现在分词ing, 变法有三般。

一般直接加，见e去e加。

重读辅元辅，双写尾字母。

考点二特殊句型——when &while引导的过去时间状语从句要点归纳：

短：短暂性动作(用一般过去时) 长：持续性动作(用过去进行时)

1. 口诀：when后可长亦可短，while后只可长

When the thief came in, I was sleeping.

The thief came in, when I was sleeping.

The thief came in, while I was sleeping.

2. 口诀：若是两个都为长，while 来把纽带当

While the thief was carrying the TV out, I was sleeping.

The thief was carrying the TV out, while I was sleeping.

Tips:一般过去时和过去进行时时间标志词的区别：

一般过去时：过去的不精确时间

过去将来时：过去的精确时间

一、请写出下列动词的ing 形式。

paint ___________ draw ___________play ___________

give ____________ drive___________ make____________

sit_____________run______________put____________

get_____________ swim___________forget____________

二、选择题。

( ) 1. My parents __________ TV in the living room at 9 p.m. yesterday.

A. is watching

B. watched

C. would watch

D. were watching ( ) 2. Ben __________ at this time yesterday.

A. are sleeping

B. sleeping

C. was sleeping

D. slept

( ) 3. I __________ breakfast when the morning post came.

A. had

B. been having

C. am having

D. was having ( ) 4.She the guitar from 2 p.m. to 4 p.m. yesterday afternoon.

A.was playing

B. played

C. is playing

D. plays

( ) 5. My brother __________ while he __________ his bicycle.

A.fell, was riding

B. fell, were riding

C. had fallen, rode

D. falls, was riding