12-20 22:51:02 浏览次数:611次 栏目:初三英语语法
新目标九年级英语总复习:动词的时态(二)
A:一般现在时,通常表示目前阶段经常发生的动作或存在的状态。
结构 :
1)be动词的第一人称单数为,第三人称单数为,其他人称为。
有一顺口溜体现了它的用法: 我是am你是are ,is跟着他她它, 复数都用are
肯定式:主语+ am /is/are +其他否定式:主语+ am/is/are +not + 其他
疑问式:Am /Is /Are + 主语+ 其他?简略回答: (肯) Yes,主语 + am/ is /are
(否) No,主语 + am /is/are not缩写形式: I‘m == I am That‘s ==That is
We‘re ==We are What‘s== What isYou‘re == You are Who‘s == Who is
They‘re ==They are Where‘s ==Where isHe‘s ==He is isn‘t==is not
She‘s ==She is aren‘t==are notIt‘s == It is
2)行为动词除主语是第三人称单数外,都用动词原形,主语是第三人称单数时,在动词词尾加-s或-es
肯定式:主语+动词原形/动词的第三人称单数,
否定式:主语+助动词 don‘t/doesn‘t +动词原形+其他
疑问式:Do/Does+主语+动词原形+其他
简略回答:(肯)Yes,主语+do/does(否)No,主语+do/does not缩写形式: don‘t == do notdoesn‘t ==does not
注意:have的第三人称单数为has
用法:
1.表示事实,现状,性质或经常的,习惯的动作,常与often, usually, always, sometimes, today,every day,once a week, every five minutes, on Sundays等时间状语连用,eg. He has a brother.
2.表示普遍真理。 eg. The earth goes round the sun.
3.表示在现在时间里所发生的一个动作 .eg. Here comes the train.
4.在时间和条件状语从句中代表一般将来时 .eg.I‘ll go with you if you are free tomorrow.
B:一般过去时,表示过去发生的动作或存在的状态,一般过去时通常由动词的过去式表示。
结构:
1.动词的第一、三有称单数用,其他人称用,其肯定式,否定式,疑问式和简略回答形式与一般现在时相似。
2.行为动词的过去式分为规则和不规则两种, 规则动词的过去式是在动词后加或,不规则动词参照不规则动词表,需要专门记忆。
肯定式:主语+动词的过去式 + 其他eg. I got up at six this morning.
否定式:主语 + did not + 动词原形 + 其他eg.John didn‘t live here last year.
疑问式:Did + 主语 + 动词原形 + 其他eg.Did you see him a moment ago?
简略回答。(肯)Yes, 主语 +did(否)No , 主语 + didn‘t.
用法 :
1.主要用于过去某个时间发生的动作或状态。eg.My father was at work yesterday.
2.表示过去经常或反复发生的动作,常与often,always 等表示频度的时间状语连用。
eg.He always went to work by bus last summer.
3.和when等连词引导的状语从句连用。eg.When she reached home, she had a short rest.
4.常与表示过去的时间状语, 如… ago, yesterday, last week, in the old days, when I was five years old, in 1995 等连用。eg.They began the work two months ago.
Were you born in 1981? Yes, I was.
C:一般将来时,表示将来发生的动作或存在的状态
结构:
助动词shall/will + 动词原形(当主语第一人称时,一般用shall,当主语为第三人称时,用will,但主语为第一人称时,也用will肯定式:主语+shall/will+动词原形+其他
否定式:主语+shall/will+not+动词原形+其他。
疑问式:Shall/Will+主语+动词原形+其他 简略回答:(肯)Yes,主语+shall/will .
(否)No,主语+shall/will+not … 缩写形式: ‘ll ==shall/will
shan‘t== shall notwon‘t == will not
用法:
1.表示将要发生的动 作或情况,常用时间状语有: later (on), soon, in a month, next time, from now on, tomorrow等。eg. I shall be eighteen years old next year.
Maybe China‘s population _______ (pass) 1,300,000,000 by the year 2005.
2.表示某种必然的趋势eg. Fish will die without water.
解析:
1.在以第一人称为主语的问句中,常用 shall 表示提议和询问情况,在以第二人称作主语的问句中,用will 表示请求。eg. Where shall we have the meeting?
Will you please lend me your pen?
2.当主语是第一人称时,用will 表示意愿。决心。允诺。命令等。
eg. I will give you an English--Chinese dictionary for your birthday.
3.在时间或条件状语从句中,一般用一般现在时代替一般将来时。eg. Tom will write to me when he gets there.
4.be going to +动词原形也可表示将来时。
(1)。表示主观意愿。打算等。 eg. He‘s going to learn English next term.
(2)。根据已有迹象,可能要发生的情况eg. Look at the black clouds!----It is going to rain.
D:现在进行时,表示目前或目前阶段正在进行的动作。
结构:
am/is/are + 动词的-ing形式
用法:
1.表示目前发生(进行)的动作(不指状态),常用时间状语有:now,at the moment 等,并常出现在祈使句的句子中,与 look, listen连用。
eg. Are you writing a letter to your father at the moment?Listen! She is singing in the next room.
2.表示目前阶段正在进行,而此刻不一定在进行的动作。eg. They are planting trees these days.
3.表示按计划或安排即将进行的动作,表示这种动作的动词有:come, go, leave, arrive, start, see等,并常与表示将来时间的状语连用。eg. They are leaving for Australia tomorrow afternoon.
注意: 某些表示感觉或状态的动词,如 love, like, prefer, hate, see, know等一般不用现在进行时。 eg. Lucy prefers art to science.
练习题:
1.Mary and Joe go to the Shopping Center ___ .a.once a week b. in a week c. next week d. for a week2.Be quiet! The baby ________ (sleep) in the next room.
3.Dick will pass the message on to your sister as soon as he ______ (meet) her in her office tomorrow.
4.The bell for the class rang while they ___________ (play) on the playground.
5.Lucy said it ___________ (rain) later on.
思考题:
1.The Chinese people ____(work) hard to make their country stronger and more beautiful.
2.He‘ll write to you as soon as he _____ (arrive ) in Hainan.3.The students of Class One ___(have)a meeting from three to five yesterday afternnon.
4.The sky is black. It ____ (rain), I‘m afraid.5.If it ___(not snow)tomorrow,we‘ll go skating
6.Mr and Mrs Green____(travel)to the south of China next week,aren‘t they? 7.I___(not see)the film with you because I‘ve seen it already.8.He told us that he_____(stay)here till the next week.9.I_____(lose)my pen this morning. I haven‘t found it yet.
tag: 九年级英语 初三英语语法,九年级英语语法,初中英语学习方法,初中学习 - 初三学习 - 初三英语 - 初三英语语法
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