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    1. 八大時(shí)態(tài)的結(jié)構(gòu)與用法

      回答
      瑞文問答

      2024-10-18

      八大時(shí)態(tài)是指一般現(xiàn)在時(shí)、一般過去時(shí)、一般將來時(shí)、現(xiàn)在進(jìn)行時(shí)、過去進(jìn)行時(shí)、過去完成時(shí)、現(xiàn)在完成時(shí)和過去將來時(shí)

      擴(kuò)展資料

        一般現(xiàn)在時(shí)

        1.概念:指經(jīng)常、反復(fù)發(fā)生的動作或行為及現(xiàn)在的某種狀況。

        2.時(shí)間狀語:always, usually, often, sometimes, every week (day, year, month…), once a week, on Sundays,

        3.基本結(jié)構(gòu):動詞+ 原形 (如主語為第三人稱單數(shù),動詞上要加(e)S)

        4.否定形式:am/is/are+not;此時(shí)態(tài)的謂語動詞若為行為動詞,則在其前加don't,如主語為第三人稱單數(shù),則用doesn't,同時(shí)還原行為動詞。

        5.一般疑問句:把be動詞放于句首;用助動詞do提問,如主語為第三人稱單數(shù),則用does,同時(shí),還原行為動詞。

        6.例句:. It seldom snows here.

        He is always ready to help others.

        Action speaks louder than words.

        7.特殊用法:一些動詞可用一般現(xiàn)在時(shí)來表達(dá)現(xiàn)在進(jìn)行時(shí):

        verbs of the senses: hear,see,taste,smell

        verbs of the thinking: believe,know,mean,realize,think,remember

        verbs of the linking: dislike,fear,hate,like,love,want

        verbs of the possession: belong,have,own,possess

        一般過去時(shí)

        1.概念:過去某個(gè)時(shí)間里發(fā)生的動作或狀態(tài);過去習(xí)慣性、經(jīng)常性的動作、行為。

        2.時(shí)間狀語:ago, yesterday, the day before yesterday, last week(year, night, month…), in 1999, just now, at the age of 5, one day, long long ago, once upon a time, etc.

        3.基本結(jié)構(gòu):含有Be動詞主語+was/were+......

        不含有be動詞:主語+動詞過去式+......

        4.否定句:帶be:主語+was/were not+動詞原形+......

        不帶be:主語+didn't+動詞原形+......

        5.一般疑問句:含be動詞was或were放于句首;

        不含be動詞用助動詞do的過去式did 提問,同時(shí)還原行為動詞原型。

        6.例句:She often came to help us in those days.

        I didn't know you were so busy.

        She sang a song of Lin Feng yesterday[1].

        現(xiàn)在進(jìn)行時(shí)

        1.概念:表示現(xiàn)階段或說話時(shí)正在進(jìn)行的動作及行為。

        2.時(shí)間狀語:now, at this time, these days, etc.

        3.基本結(jié)構(gòu):Be動詞、am/is/are+doing

        4.否定形式:Be動詞、am/is/are+not+doing.

        5.一般疑問句:把be動詞放于疑問詞的后面。

        6.例句:How are you feeling today?

        He is doing well in his lessons.

        7. 一般表示位移的詞如leave fly arrive go come. 等用現(xiàn)在進(jìn)行時(shí)表將來。

        I am flying Beijing next week .表示我下周即將飛往北京。

        He is leaving for Beijing tomorrow. 他明天即將去北京。

        過去進(jìn)行時(shí)

        1.概念:表示過去某段時(shí)間或某一時(shí)刻正在發(fā)生或進(jìn)行的行為或動作。

        2.時(shí)間狀語:at this time yesterday, at that time或以when引導(dǎo)的謂語動詞是一般過去時(shí)的時(shí)間狀語等。

        3.基本結(jié)構(gòu):was/were + doing

        4.否定形式:was/were + not + doing.

        5.一般疑問句:把was或were放于句首。

        6.例句:At that time she was working in a PLA unit.

        When he came in, I was reading a newspaper.

        現(xiàn)在完成時(shí)

        1.概念:過去發(fā)生或已經(jīng)完成的動作對現(xiàn)在造成的影響或結(jié)果,或從過去已經(jīng)開始,持續(xù)到現(xiàn)在的動作或狀態(tài)。

        2.時(shí)間狀語:recently, lately, since…for…,in the past few years, etc.

        3.基本結(jié)構(gòu):have/has + done

        4.否定形式:have/has + not + done.

        5.一般疑問句:have或has提前。

        6.例句:I've written an article.

        It has been raining these days.

        過去完成時(shí)

        1.概念:以過去某個(gè)時(shí)間為標(biāo)準(zhǔn),在此以前發(fā)生的動作或行為,或在過去某動作之前完成的行為,即“過去的過去”。

        2.時(shí)間狀語:before, by the end of last year(term, month…),by the time...,etc.

        3.基本結(jié)構(gòu):had + done.

        4.否定形式:had + not + done.

        5.一般疑問句:had放于句首。

        6.例句:As soon as we got to the station, the train had left.

        By the end of last month. We had reviewed four books

        一般將來時(shí)

        1.概念:表示將要發(fā)生的動作或存在的狀態(tài)及打算、計(jì)劃或準(zhǔn)備做某事。

        2.時(shí)間狀語:tomorrow, next day(week, month, year…),soon, in a few minutes, by…,the day after tomorrow, etc.

        3.基本結(jié)構(gòu):am/is/are + going to + do;will/shall + do.

        4.否定形式:am/is/are + not+going to; 在行為動詞前加will/shall(will適用于所有人稱,shall只用于第一人稱)

        5.一般疑問句:be放于句首;will/shall提到句首。

        6.例句:They are going to have a competition with us in studies.

        It is going to rain.

        I think he will be back soon

        過去將來時(shí)

        1.概念:立足于過去某一時(shí)刻,從過去看將來,常用于賓語從句中。

        2.時(shí)間狀語:the next day(morning, year…),the following month(week…),etc.

        3.基本結(jié)構(gòu):was/were + going to + do;would/should + do.

        4.否定形式:was/were + not + going to + do;would/should + not + do.

        5.一般疑問句:was或were放于句首;would/should 提到句首。

        6.例句:He said he would go to Beijing the next day.

        I asked who was going there .

        2初中英語語法八大時(shí)態(tài)

        一、一般現(xiàn)在時(shí):

        基本結(jié)構(gòu):①動詞原形 ②主語三單:動詞原形+s/es

        三種?蓟居梅ǎ1、經(jīng)常性和習(xí)慣性動作

        Eg. I always get up early.

        2、客觀事實(shí)和普遍真理

        Eg. The earth goes around the sun.

        3、在時(shí)間狀語從句及條件狀語從句中,一般現(xiàn)在表將來

        If it doesn't rain, we will have a picnic.

        其中,第三種用法就是學(xué)生們熟知的"主將從現(xiàn)"的原則,這一點(diǎn)大家務(wù)必掌握,此知識點(diǎn)會在初二學(xué)習(xí),同時(shí)也是中考重要考點(diǎn).

        常見時(shí)間狀語:

        always, usually, often, sometimes, every day, on Sundays, at weekends, once a week, twice a month, etc.

        二、一般過去時(shí):

        基本結(jié)構(gòu):動詞的過去式

        基本用法:

        1、過去某個(gè)時(shí)間里發(fā)生的動作或狀態(tài)

        Eg. I got up late yesterday.

        2、過去習(xí)慣性、經(jīng)常性的動作

        Eg. When I was in the countryside, I often swam in the river.

        常見時(shí)間狀語:ago, yesterday, the day before yesterday, last week (year, night, month…), in 1986, just now, at the age of 10, at that time, once upon a time, etc.

        三、一般將來時(shí):

        基本結(jié)構(gòu):①am/is/are/going to + do;②will/shall + do.

        基本用法:

        am/is/are/going to + do

        1、(人)計(jì)劃打算做某事

        Eg. I'm going to go shopping with my mom tomorrow.

        2、(事)即將發(fā)生

        Eg. Look at the clouds, it's going to rain.

        will/shall do

        1、將來的動作和狀態(tài)(相對較長遠(yuǎn))

        Eg. You'll have your own house in the future.

        2、禮貌詢問、客氣邀請

        Eg. Will you go with me?

        3、意愿

        Eg. I will do it for you.

        常見時(shí)間狀語:tomorrow, next day (week, month, year…), soon, the day after tomorrow, in+時(shí)間段(格外注意),etc.

        四、現(xiàn)在進(jìn)行時(shí):

        基本結(jié)構(gòu):am/is/are+現(xiàn)在分詞

        基本用法:1、此時(shí)此刻正在進(jìn)行的動作

        Eg. I am writing a letter now.

        2、現(xiàn)階段正在進(jìn)行的動作

        Eg. I am reading a book these days.

        常見時(shí)間狀語:now, at this time, these days, etc.

        五、過去進(jìn)行時(shí):

        基本結(jié)構(gòu):was/were+現(xiàn)在分詞

        基本用法:1、過去某時(shí)刻正在進(jìn)行的動作

        Eg. He was playing computer games when his father came home.

        2、過去某時(shí)段正在進(jìn)行的動作

        Eg. He was doing his homework while his mother was cooking.

        常見時(shí)間狀語:at this time yesterday, at that time或以when引導(dǎo)的謂語動詞是一般過去時(shí)的時(shí)間狀語等.

        六、過去將來時(shí):

        基本結(jié)構(gòu):①was/were/going to + do;②would/should + do.

        基本用法:從過去時(shí)間點(diǎn)看將來,常用于賓語從句中.

        Eg. He said that he would marry her.

        常見時(shí)間狀語:the next day (morning, year…), the following month (week…), etc.

        七、現(xiàn)在完成時(shí):

        基本結(jié)構(gòu):have/has + 過去分詞

        基本用法:

        1、過去發(fā)生的動作對現(xiàn)在造成的影響或結(jié)果

        Eg. I have finished my homework.

        2、過去已經(jīng)開始,持續(xù)到現(xiàn)在的動作或狀態(tài)

        Eg. We have waited for her for 2 hours.

        常見時(shí)間狀語:recently, lately, so far, up to now, since+時(shí)間點(diǎn),for+時(shí)間段, in the past few years, etc.

        現(xiàn)在完成時(shí)是考試中的重點(diǎn)也是難點(diǎn),同學(xué)們需要格外加強(qiáng).特別注意瞬間動詞和延續(xù)性動詞的轉(zhuǎn)化問題,具體會在課程中詳細(xì)講解,在此不加以贅述.

        八、過去完成時(shí):

        基本結(jié)構(gòu):had + 過去分詞

        基本用法:以過去某個(gè)時(shí)間為標(biāo)準(zhǔn),在此以前發(fā)生的動作或行為,即"過去的過去".

        Eg. Just before the English class, I suddenly realized that I had left my English textbook at home.

        常見時(shí)間狀語:before, after, by the end of last year(month…),etc.