行为动词一般现在时的变化

我老大，你老二，他，她，它是老

三；我们，你们和他们，能量可是不简 单。只有老三能量低，加个Ｓ保平安。不

过不要太贪婪，

doe s

加上Ｓ减，这样一来才安全．

一写出

在一般现在时中

,

当主语是单数第三人称时

,

行为动词的形式是在词尾加

-s

或

–

es< /p>

具体方法如下：

1.

一般情况下，直接加

-s

eg. works

，

plays, rains, sees

2.

以

sh, ch, s, x

或

o

结尾的词后加

–

es

eg. washes, teaches, fixes, does, goes

3.

以辅音字母加

-y

结尾的，先把

‘y’

改成

‘i’,

再加

-es

eg. studies, flies, carries

注意

:

动词加

-s

以后的读音

.

动词加

-s

后的读音

1.

在

[p] [t] [k] [f]

等清辅音后，

发

清辅音

/s/

eg. helps , works, likes, hates ,laughs

2.

在< /p>

浊辅音和元音后，

发浊辅音

/z/

eg. drives, cleans, plays

3.

在

[s] [z] [∫ ] [

[

rises, wishes, teaches, urges

4.

在

[t] [d]

后，发

/ts/ /dz/

eg. fits, sets, needs

]

后，

发

/iz/

]

5.

其他情况下发

[z]

eg. plans, cries, shows

三、

一般现在时的用法：

1

、表示经常、反复发生的动作，现 存的习惯或状态。常与

often, always,

usually, every day, sometimes, never, once a day, seldom

等时间状语连用。

例< /p>

如：

I am a teacher.

We are Chinese.

She goes to work every day.

He always helps others.

2

、表示 客观事实或普遍真理。

例如：

There are seven days in a week.

The earth goes round the sun.

The sun rises in the east and sets in the west.

The water boils at 100

℃

.

Actions speaks louder than words.

行动胜于言辞。（谚语）

3

、

在连词

when, before, if, as soon as, until

等引导的表示将来的行为的状

语从句中，常用一般现在时表示将来的动 作。例如；

If it is fine tomorrow, we’ll have a football match.

I’ll ring you up before I leave t

he office.

When I finish my homework, I’ll tell you a story.

4

、表示安排或计划好的未来的动作，只限于

go, come, leave, start, stay,

return, arrive, begin, be

等动词。例如：

My train leaves at 6:30 this morning.-

How long do you stay here?

We start at 8 tomorrow morning for Beijing.

、

表示主语的特征、性格、能力等。

Tom studies very hard.

She is always ready to help others.

I major in English.

6

、

一般现在时还可用在戏剧，

体育比赛的解说以及图片

的说明 等场合。

Tom carries the ball to the left.

汤姆把球带到左方。

The picture shows us how they built the motorway last year.

这张照片给我们展示了他们去年如何建设高速公路。

1.

经常性或习惯性的动作

,

常与表示频度的时间状语连用

.

如

every year, sometimes, at 5 o'clock, on Sunday.

I get up at six o'clock every day.

He gets up at six o'clock every day.

She smokes too much.

I telephone to my parents once a week.

2.

表达客观真理

,

科学事实

.

如果出现在宾语 从句中

,

即使主句是过去时

,

从句谓

语也要用一般现在时

.

Three and four makes seven.

The teacher told us that the earth moves around the sun.

Shenyang lies in the north of China.

3.

在格言或名言警句中

.

Pride goes before a fall.

骄必败

.

Actions speak louder than words.

事实用于雄辩

.

4.< /p>

表示现在的状态

,

性格

< br>,

个性

.

I don't want more, thanks.

He is a good student. He is always ready to help others.

一般现在时表将来

1.

含有

go, come, return, arrive, leave, start, begin

等动词的 一般现在时表将来

.

表示在时间上已确定或安排好的事情

.

The school bus leaves at eight .

2.

在时间或条件句中

.

When Tom comes, ask him how to fix the tap.

I'll help you as soon as I arrive there.

3.

在动词

hope, take care that, make sure that

等后

.

I hope she has a good time.

Before you leave the room, please make sure that the door is closed.

< br>4.

时间状语从句

,

条件句中< /p>

,

从句中

(

常含 有

till , once , as soon as ,

when , while , before , after , so long as , by the time , if , in case ,

unless , even if , whether , the moment , the minute )

Eg. As soon as I get there, I will deal with this matter.

Whether he is happy is an important thing to her.

5.

倒装句

,

表示动作正在进行

Here comes the teacher!= The teacher is coming.

There goes the bell. = The bell is ringing.

Here comes the car. = The car is coming.

一般现在时表过去

1.

书上

报纸上

的叙述

.

The newspaper says that the president will retire next month.

2.

叙述往事

,

使其生动

.

Napoleon's army now advances and the great battle begins.

一般现在时表完成

1.

动词用一般现在时代替完成时

:hear , tell , learn , write , understand , forget ,

know , find , say, remember.

Eg.I hear (= have heard) he will go to Paris.

I forget (=have forgotten) how to read the word.

2.

句型

=

It is (= has been) five years since we last met.

一般现在时表进行

1.

句型

:Here comes…; There goes…

Eg: Look, here comes Mr. Brown.

六

.

注意事项

1.

在英国

,

人们常用

have got

代替

have,

特别在疑问句和否定句 中

.

2.

当

have

如果不表示

有

时

,

构成疑问或否定句时

,

就借助于助动词

do,

does,

don't

或者

doesn't.

一般现在时态练习题

1. work__works________

read__reads________

clean__cleans________

write__writes________

2. teach_teach

es

_________

wash___wash

es_

_____ _

guess__guess

es

___ _____

watch_watch

es

_________

3. go__go

es

________

do__do

es

_________

4. study__stud

ies

________

fly___fl

ies

_______

cry___cr

ies

_______

play__pl

ays

________

5. have__has________

1.

第三人称单数

：

wash_________ match _______guess______

study______ finish_________ go________ snow______ carry_________

2.

写出下列动词的一般现在式

：

stop______ see________ drive

________let_______ carry______ keep_____ join______ find_______

think________ teach______ catch______

3.

写出下列动词的现在分词形式：

stay_______ begin______

forget_______ forget______ lie________

die _______ run_______

prefer______ give________

ring_______ dance______ hope_______

一、写出下列动词第三人称单数的变化形式；

Be have come go stay teach write take study watch fly play

二、

用括号中所给词的适当形式填空；

1

．

The buses

(use) a lot of oil.

2

．

Each of us

(have) strong points and weak points.

3

．

My daughter

(watch) TV every day. Sometimes she (see) a film on

Sunday.

4

．

Li Wei

(have) a daughter. She stays

___

in a nursery.

5

．

Her mother

(teach) English at a middle school.

6

．

Jack often

(listen) to the radio.

．

He

(say) that Prof. Li is say tired.

三、将下列句子变成否定式和一般疑问式并做可定否定回答：