四種一般時(shí)態(tài)（課堂PPT）

1、1四種一般時(shí)態(tài)綱領(lǐng)提示:動(dòng)詞是識(shí)別英文是由三種基本句型構(gòu)成的主要方法。因此要想掌握好時(shí)態(tài)，主要有以下三點(diǎn)：1.熟記每種動(dòng)詞變化的構(gòu)成。2.明白每種變化到底意味著什么？它們與中文的動(dòng)詞有什么區(qū)別？3.最關(guān)鍵的是，要了解什么是時(shí)態(tài)，其實(shí)時(shí)態(tài)的本質(zhì)是一半時(shí)，一半態(tài)。 當(dāng)你能夠回答并掌握以上三點(diǎn)時(shí)，你的英語(yǔ)就會(huì)產(chǎn)生一個(gè)極大的飛躍。2一般時(shí)態(tài)所表示的時(shí)間概念 過(guò)去現(xiàn)在將來(lái)過(guò)去將來(lái)（即相對(duì)于過(guò)去的將來(lái)）3一般時(shí)態(tài)的構(gòu)成主系表主謂賓謂主狀一般現(xiàn)在時(shí)態(tài)一般過(guò)去時(shí)態(tài) 一般將來(lái)時(shí)態(tài)一般過(guò)去將來(lái)時(shí)態(tài)時(shí)態(tài)句型is,am,aredo,doesthere is(are)was,weredidthere was(were)

2、will bewill dothere will bewould bewould dothere would be4一般現(xiàn)在時(shí)態(tài)的基本用法1.表示客觀事實(shí)或普遍真理（1）The earth moves around the sun.(2) Practice makes perfect.2.表示目前的情況及反復(fù)發(fā)生的動(dòng)作，或習(xí)慣性的動(dòng)作，常與頻率副詞連用。如sometimes, often, always, usually, seldom,這種副詞常放在主語(yǔ)和動(dòng)詞之間。(1)She seldom gets up before 6in the morning.(2)They oten go for

3、 an outing on Sunday.5否定式及疑問(wèn)句的構(gòu)成They dont often go for an outing on Sunday.Do they often go for an outing on Sunday? 一般過(guò)去時(shí)態(tài)的構(gòu)成一般過(guò)去時(shí)態(tài)表示過(guò)去發(fā)生的動(dòng)作及狀態(tài)（1）I went to see a doctor yesterday.(2) He was a pilot five years ago.否定式及疑問(wèn)句的構(gòu)成I didnt go to see a doctor yesterday.Did you see a doctor yesterday?6一般將來(lái)時(shí)態(tài)的

4、基本用法在英語(yǔ)中，表示將來(lái)的動(dòng)作或狀態(tài)時(shí)，有多種形式。這里介紹常見(jiàn)的四種。1.will, shallShall用于第一人稱，will用于其他人稱。但在現(xiàn)代英語(yǔ)中，尤其在美國(guó)，在表示將來(lái)的時(shí)候，所有人稱都用will,而shall只用于一些習(xí)慣用法。(1)她將在星期五到倫敦。She will arrive in London on Friday.(2)我將永遠(yuǎn)不會(huì)忘記你。I will never forget you forever.否定式及疑問(wèn)句的構(gòu)成（省略）72.be going to do(be)這種形式口語(yǔ)中用得最多，常常含有“打算”的含義。(1)我打算明天早上五點(diǎn)起床。I am goin

5、g to get up at five oclock tomorrow morning.(2)今天晚上我打算在家吃晚飯。Im going to have dinner at home this evening.否定式及疑問(wèn)句的構(gòu)成（省略）3.be(is, am.are) to +動(dòng)詞原形動(dòng)詞原形這種形式含有“計(jì)劃”或“安排好了”的意思，是正式用語(yǔ)?，旣惡臀业?兄弟計(jì)劃明年結(jié)婚。Mary and my brother are to be married next year.84.be(is,am,are) about to+動(dòng)詞原形指馬上就要發(fā)生的動(dòng)作?？矗★w機(jī)馬上就要起飛了。Look! The

6、 plane is about to take off.一般過(guò)去將來(lái)時(shí)態(tài)的基本用法一般過(guò)去將來(lái)時(shí)態(tài)的基本用法一般過(guò)去將來(lái)時(shí)態(tài)的形式有多種，常見(jiàn)的有四種，參照一般將來(lái)時(shí)態(tài)。一般過(guò)去將來(lái)時(shí)態(tài)的形式有多種，常見(jiàn)的有四種，參照一般將來(lái)時(shí)態(tài)。(1) I thought he would take the chance.(相對(duì)于 thought 這個(gè)過(guò)去時(shí)態(tài)的將來(lái)）(2)I knew he would be a good teacher. .(相對(duì)于knew 這個(gè)過(guò)去時(shí)態(tài)的將來(lái)）(3)Last evening he said he would go to Americad. .(相對(duì)于昨天晚上的將來(lái)）注：

7、一般過(guò)去將來(lái)時(shí)態(tài)在使用時(shí)通常會(huì)給出一個(gè)過(guò)去的時(shí)間點(diǎn)(4)Yesterday you said you were going to take me out for swim.9Practice:把下列句子變成一般疑問(wèn)句，再就劃線部分提問(wèn)。1.John taught in a middle school.2.Tom studies Chinese.3.The meeting will begin at two oclock.4.She was happy because she passed the exam.5.They were neighbors three years ago.6.He c

8、an finish the job in two weeks.7.We sold the cotton by weight.8.We went to the cinema twice a month.10用所給的動(dòng)詞時(shí)態(tài)填空。 Last Sunday the minister（神父）_ (call) the children to the front of the church while he _ (tell) them a story. Once he _(bring) a telephone to better _ (illustrate) （說(shuō)明）the idea of prayer（

9、禱告）. “You _ (talk) to peaple on the telephone and _(not see) them on the other end of the line, right?” he_ (begin). The children _ (nod) yes.”Well,talking to God _ (be) like talking on the phone . He _ (be) on the other end, but you _ (can not see)him. He _ (listen), though.” Just then a little boy _(pipe