英语三大时态归纳.ppt

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1、英语时态复习,七种时态汇总： 1.一般现在时 2. 现在进行时 3. 一般将来时 4. 一般过去式 5. 过去进行时 6. 现在完成时,在英语中，不同时间发生的动作或存在的状态要用不同的动词形式来表现。,每种时态的概念、信息词、结构、句式变化、以及某些时态间的相互区别,重点掌握,时态,Tense,时态,现在进行时：,一般现在时：,一般过去时：,现在正在进行的动作,经常或习惯性的动作或存在的状态。,过去某个时间或时间段发生的动作或存在的状态。,(The Present Continuous Tense),(The Simple Present Tense),(The Simple Past Te

2、nse),1.现在进行时 用法：说话时正在进行的动作或当 前一段时间正在进行的动作 常用时间状语 ：now,these days 动词构成 ： am/is/are+现在分词(-ing) am/is/are working 否定构成 ： am/is/are+not+现在分词,For example: Now we are living in the new neighbourhood. Tom is playing football on the playground.,一般疑问构成及简答： Am/Is/Are+主语+现在分词+ 其它？ Yes,I am(he is.) /No,they are

3、nt 特殊疑问举例： What are you doing now? Who is flying a kite there?,用法：过去时间发生的或过去经常性的动作 常用时间状语：yesterday,last night,two days ago, in 2000,at that time,before liberation，when 等引导的含过去时的句子。 动词构成：动词过去时（-ed） worked 否定构成：didnt+动原 didnt work 一般疑问构成及简答举例：Did+主语+动原+其它？ Yes,主语+did./No, 主语+didnt.,2、一般过去时,For exampl

4、e: We went to the cinema yesterday. When we lived in the city centre, we got up late and walked to school.,一般疑问构成及简答举例：Did+主语+动原+其它？ 特殊疑问句举例： What did he do yesterday? When did he get up this morning? 备注：He has opened the door.（表示过去“开门”的动作对现在的影响是门还开着）He opened the door.(不能确定门现在是否开着),各时态常用的信息词,现在进行时：

5、,一般现在时:,一般过去时:,now , Look! Listen! at this time Where is ? Dont talk! Its 8:00am.,always , usually, often, sometimes ,seldom, never, every day, every ,three times a day,last night, last, two days ago, ago, in 1999, in +过去的年份, just now =a moment ago, yesterday, yesterday morning,改一般疑问句的方法：,改否定句的方法：,首

6、先看有无be动词，如果有，将be提到句首并大写，句末打问号. 如果没有be动词，看原句的动词形式来决定借用助动词do/does/did,并且行为动词要还原。,V-原形 V-s/es V-ed(过去式),+动词原形?,以此类推,首先看有无be动词，如果有，在be 动词后面加not. 如果没有be 动词，看原句的动词形式来决定借用助动词do/does/did,并在后面加not,并且行为动词要还原。,主语+dont/doesnt/didnt+动词原形,现在分词 的构成：,动词第三人称 单数的构成：,过去式 的构成：,直接加-ing. 重读辅元辅，双写尾字母加-ing. 以e 结尾去e加-ing .,

7、直接加-s. 以s, x, ch, sh, o结尾加-es. 以“辅音+y “结尾变y 为i再加-es.,直接加-ed. 以e结尾只加d. 重读辅元辅，双写尾字母再加-ed. 以“辅音+y”结尾变y 为i 再加-ed.,表格对比学习,be+v-ing (现在分词）,在be 后加上not,Be提到句首,V -原形 V-三人单,在行为v.前借用do ,does后加not，行为动词还原,Do,Does 提到句首，行为动词还原,V-ed (过去式）,在行为v.前借用did后加not，行为动词还原,Did 提到句首，行为动词还原,小小测试,判断时态形式：,He always likes playing

8、the piano.( ) We are having an English classes now.( ) They often go home late.( ) Lucy danced the disco at the party last night.( ) I liked go to the zoo when I was young.( ) My teacher is friendly to us.( ) Look! They are playing football.( ) She was born in 1990.( ) I lost much money last night.（

9、 ）,A.现在进行时 B.一般现在时 C.一般过去时,have - look - begin- use- shop- get- dance- study-,现在分词,第三人称单数,过去式,study- finish- have- go- do- play- watch- give-,need- stop- hope- play- try- plan- visit- like-,having looking beginning using shopping getting dancing studying,studies finishes has goes does plays watches

10、gives,needed stopped hoped played tried planned visited liked,词形转换,He is a teacher.,2. Kangkang comes from China.,3. I usually take the bus to work.,4.They are having classes.,5.Jane played the guitar last night.,先（一般疑问句） 再（否定句）,句型变化操练,用所给动词的适当形式填空。,1. Listen! Mary _ ( sing) now. 2. A young man _ (r

11、un) on the playground now. 3. My mother _(watch) TV play every day. 4. Old Bush _(visit) China again last month. 5. I _ (play) sports three times a day. 6. Look! Lucy and Lily _(read) books. 7. There _(is) a football match yesterday afternoon. 8. Our class _( go) to the zoo three days ago.,判断下列信息词是属

12、于哪种时态,last night now every day Look! yesterday often Listen! two years ago always in 1897 three times a week,一般现在时 一般过去时 现在进行时,过去式的不规则变化,blow - buy - can - come- do - eat - fall - find - forget - get -,give- go - have- know- learn - make - meet - read - run - say -,see - send- sit - take- think- wil

13、l - tell - begin - teach - catch -,blew bought could came did ate fell found forgot got,gave went had knew learnt made met read ran said,saw sent sat took thought would told began taught caught,一般过去时,用法：过去时间发生的或过去经常性的动作常用时间状语：yesterday,last night,two days ago, in 2000,at that time,before liberation，

14、when 等引导的含 过去时的句子。动词构成：动词过去时（-ed） worked work 否定构成：didnt+动原 didnt work 一般疑问构成及简答举例：Did+主语+动原+其它？ Yes,主语+did./No, 主语+didnt.,For example: We went to the cinema yesterday. When we lived in the city centre, we got up late and walked to school.,一般疑问构成及简答举例：Did+主语+动原+其它？ 特殊疑问句举例： What did he do yesterday?

15、 When did he get up this morning? 备注：He has opened the door.（表示过去“开门”的动作对现在的影响是门还开着）He opened the door.(不能确定门现在是否开着),过去进行时,用法：过去某一时刻或某一段时间内正在发生 的动作常用时间状语：at this time yesterday,at that time,at ten oclock yesterday或when引导的从句动词构成： was/were+现在分词(-ing) 以work为例：was/were working 否定构成： was/were not+现在分词,一般

16、疑问构成及简答举例:Was/Were+主语+现在分词+其它？Yes,I was / No,I wasnt特殊疑问句举例： What were you dong this time yesterday? Where was he standing when the teacher came in?,现在完成时,用法: 1、发生在过去的动作且对现在仍有影响的动作，强调对现在的影响. 2、从过去一直延续到现在的动作常用时间状语：already,just,never,before,recently,in the past few years,ever,so far,since+过去的点时间,for+段

17、时间动词构成：have/has+过去分词(-ed) have/has worked 否定构成：have/has not +过去分词(-ed),For example: Kitty has just moved to Water Bay. I have already finished my homework. His mother hasnt promised to buy him a present.,一般疑问构成： Have/Has+主语+过去分词? 特殊疑问句举例： What have you done recently? How long has he lived in Beijing? 备注：暂时性动词不能与for, since,How long等表示段时间 的短语同时使用。 I have borrowed the book for three days.(错） I borrowed the book three days ago.,The end !,