初一下册英语unit9_语法课件

初一下册英语

unit9语法

The Simple Past Tense

知识结构

动词的过去式

1、表示过去某个时

间发生的动作或

存在的状态。

2、表示过去经常或

反复发生的动作。yesterdaylast night

in 1990

two days ago

规则动词动词过去式的构成

规则动词过去式的构成

1、一般在动词原形末尾加–ed look looked

play played

start started

2、结尾是e 的动词加--d live lived

hope hoped

use used

3、末尾只有一个辅音字母的

重读闭音节词，先双写这

个辅音字母，再加—ed stop stoppedplan plannedtrip tripped

4、结尾是“辅音字母+y”的动词，study studied

carry carried先变“y”为“i”再加—ed

规则动词词-ed的读音

说明：

1、清念/t/ ，即ed 在清辅音后面念/t/ ,例：finished helped

passed cooked

2、元浊/d/ ,即ed 在元音，浊辅音后面念/d/ ,enjoyed例：borrowed

called moved

3、/t/ /d/ 之后念/id/ , 即ed 在/t/ /d/ 音后面念/id/

例：wanted shouted

needed counted

不规则动词表

Infinitive Past tenseInfinitive Past tenseam is was

are werecatch caughtcome came

do didbegin begun

break brokedraw drew

drink drankbring brought

build builtdrive drove

eat atefall fellbuy boughtcan could

用法

1、表示过去某个时间发生的动作或存在的状态。He was here yesterday.

I got up at six thirty yesterday morning.My father was at work yesterday afternoon.Did you have a good time last summer?

2、表示过去经常或反复发生的动作。

My father often went to work by bus last year.When I was a child, I often listened to music.

常与一般过去时态连用的时间有：yesterday

yesterday morning (afternoon, evening…)last night (week, month, year…)

two days ago, a week ago, three years ago…in 1990, (in 1998…)

动词过去式转换练习

将下列动词变为过去式

1. look

4. carry

7. call

10.are

13.do

16.say

19.eat2. live5. hope8. finish11.go14.get17.see20.take3. stop6. plan9. http://e18.put21.read

改写句子：PRACTISE

1、Lucy did her homework at home.（改否定句）Lucy _______ _______ her homework at home.didn’t do

2、He found some meat in the fridge.（变一般疑问句)______ he _____ ______ meat in the fridge?Did find any

3、（对划线部分提问）______ ______ _____ she _____ there?How long did stay

4、There was some orange in the cup.（变一般疑问句)_____ there _____ orange in the cup? Was any

一般过去时态练习

用动词的过去式填空

rememberDid1. _____ you ____________(remember) to buy the

oranges?invented

2. Who __________(invent) the computer.wentwas

3. We ______(go) to the cinema last night. The film ______ (be) very good.didget

4.What time _____you ______(get) to school this morning?

5.Jim ____(do) a lot yesterday. He______(go) shopping didwentcooked

and________(cook) supper.