英语时态--一般现在时态PPT课件.ppt

英语时态
English Tense
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一、一般现在时态
一般现在时的基本用法
用法1: 表示经常发生的习惯性的动作或者存在的状态.
He often goes for a walk after supper.
The boy usually gets to school early.
He always works hand.
此用法常与一些表示动作频率的时间副词连用(副词放在be动词之后, 实义动词之前).
always, usually, sometimes, often, never,every day /week /month/year/…等.
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用法2:客观事实或普遍真理
The earth moves around the sun.
The sun rises in the east and sets in the west.
Three plus seven is ten.
用法3:表示现在存在着的状态或主语常带有的特征或性格
The cake tastes really good.
We are busy now.
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用法4:表示已经安排或计划好的,将来必定会发生的,或不易改变的动作或存在的状态,如根据飞机、火车、汽车时刻表而来的班次、车次时间等。
My plane takes off at 9:00 .
The train leaves at three this afternoon.
常用be, come, go, arrive, leave, start, begin, close, open, return, take off 等
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用法5:在时间或条件状语从句中有时用一般现在时表示将来发生的动作.
I’ll call you the moment I arrive in Xi’an.
If it rains tomorrow, we’ll stop running on the playground
I’ll give the book to him as soon as I see him.
主要用在条件状语从句(if, unless)和时间状语从句(when, as soon as, before, after等)中, 表示将来动作.
主将从现
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一般现在时动词的变化规则
动词的第三人称单数的变化方式基本上和名词复数的变化是一样的
be
am
are
is
he, she, it
we,they
I
3、以辅音字母+y结尾的动词,把y改为i,再加es
如: fly (动词原形)——flies(动词单三形式)
study(动词原形)——studies (动词单三形式)
1、一般情况下,在动词后+s
如:look (动词原形)——looks (动词单三形式)
get (动词原形)——gets (动词单三形式)
2、以ch, sh结尾的动词加es
如:teach (动词原形)——teaches(动词单三形式)
wash(动词原形)——washes (动词单三形式)
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对一般现在时的考查
:一般现在时常表示一个习惯性、经常性的动作以及客观事实或普遍真理。但近几年,对一般现在时的考查常用过去时态或现在完成时态对考生进行干扰。
1) Months ago we sailed ten thousand miles across the sea, which ___the Pacific, and we met no storm.(2005年辽宁卷)
A. was called B. is called
C. had been called D. has been called
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用括号内动词的适当形式填空。
1. He often ________(have) dinner at home.
2. Daniel and Tommy _____(be) in Class One.
3. We _________ (not watch) TV on Monday.
4. They _______(have) the same hobby.
5. My aunt _______(look) after her baby carefully.
6. You always _______(do) your homework well.
7. I _______(be) ill. I’m staying in bed.
8. She _______(go) to school from Monday to Friday.
has
are
don’t watch
goes