人教版初中英语时态复习课件.pptx

1、初中英语动词时态复习一般现在时一般现在时一般现在时一般现在时二、一般过去时二、一般过去时一、一般现在时一、一般现在时三、一般将来时三、一般将来时 四、过去将来时四、过去将来时五、现在进行时五、现在进行时 六、过去进行时六、过去进行时七、现在完成时七、现在完成时 八、过去完成时八、过去完成时 一、一般现在时一、一般现在时Jim does his homework every day.(does就是do的第三人称单数形式）1.一般现在时的结构一般现在时的结构：主语+动词原形+其它 I do my homework every day.主语+am/is/are+其它 I am a student.注

2、意：当主语是第三人称单数时，动词要用第三人称单数形式。规则规则动词原形动词原形第三人称单数形式第三人称单数形式一般在词尾加一般在词尾加-splayleaveswimplaysleavesswims以字母以字母s,x,ch,sh,o结尾结尾的词加的词加-espassfixteachwishdopassesfixesteacheswishesdoes以辅音字母加以辅音字母加y结尾的结尾的词，先变词，先变y为为i,再加再加-esstudycarryflystudiescarriesflies动词原形变为第三人称单数形式的规则：动词原形变为第三人称单数形式的规则：注意：动词注意：动词have的第三人称

3、单数形式是的第三人称单数形式是has.2.一般现在时的用法一般现在时的用法：1）表示经常性的或习惯性的动作或状态，常与表示频率的副词连用。常用的频率副词有：always、usually、often、sometimes,seldom(很少）.频率副词在句中通常位于行为动词之前，系动词、助动词之后，常与其连用的时间状语有：everymorning(day,week,month,year)once a week,on Sunday。例如:He often goes swimming in summer.他夏天经常游泳。I usually leave home for school at 7 ever

4、y morning.每天早上我七点离开家去学校。3)表示客观真理，客观存在，自然现象。例如：The earth moves around the sun.地球绕太阳转动。4）在复合句中，当主句是一般将来时，时间状语从句或条件状语从句的谓语动词只能用一般现在时来表示将来。例如：Ill tell him the news when he comes back.他回来时，我将告诉他这个消息。If you take the job,they will talk with you in greater details.如果你接受这份工作，他们将和你谈谈细节。二、一般过去时二、一般过去时常见标志词：yes

5、terday,the day before yesterday,last week（last+时间）时间）an hour ago（时间（时间+ago）,just now,in 1982(in+过去具过去具体时间），体时间），after three days(after+一段时间一段时间)一般过去时表示过去发生事，谓语要用过去式，一般直接加ed若是特殊得硬记。例如：Where did you go just now?刚才你上哪儿去了？After a few years,she started to play the piano.几年后，她开始弹钢琴。A Quick-answering Game请

6、找出句子中的错误请找出句子中的错误,并改正并改正。1.We are go to school on foot.2.He plaies football very well.3.Does Tom has a good friend?去掉去掉playshave4.-When does your brother come back?-About half an hour ago.did5.Excuse me.You shouldnt smoke here.Look at the sign“NO SMOKING HERE.”-Sorry,I dont see it.didnt动词的时态结构歌谣动词的时

7、态结构歌谣一般现在时，一般现在时，动词用原型；动词用原型；一般时一般时单数三人称，单数三人称，动词加动词加“s s”。一般过去时，一般过去时，动词加动词加“eded”。I work.He works.I worked.三、现在进行时三、现在进行时 1.现在进行时表示正在发生事，结构现在进行时表示正在发生事，结构be+动词动词ing,be由主语来决定。由主语来决定。常见标志词：now,look,listen,at this moment,at present,at thistime例如：We are waiting for you now.我们正在等你。1）表示反复发生的动作或持续存在的状态，常

8、与always,forever 等词连用，往往带有说话人的主观色彩。例如：You are always changing your mind.你老是改变主意。2）表示渐变，这样的动词有：get,grow,become,turn,run,go,begin等。例如 The leaves are turning red.叶子在变红。Its getting warmer and warmer.天越来越热了。现在进行是的特殊用法动词原形变为动词现在分词的规则：动词原形变为动词现在分词的规则：六、过去进行时六、过去进行时1.过去进行时的结构：过去进行时的结构：主语+was/were+动词现在分词+其它 I

9、 was doing my homework at that time.(doing就是do的现在分词）They were doing their homework at that time.2.过去进行时的用法过去进行时的用法：1)表示在过去某时刻正在进行或发生的动作，通常与表示过去的时间状语连用（如：at that time,at+过去的具体时间，或以when 引导的一般过式的从句，主句常用过去进行时）。例如：At this moment yesterday,I was packing for camp.昨天这个时候，我正在收拾东西去露营。2)come,go,arrive,leave,st

10、art,begin,return 等动词可用于过去进行时，表示过去将要发生的动作。例如：She told me that she was going to Hainan for her holiday.她告诉我她将去海南度假。1.I _(have)my breakfast at half past six yesterday morning.2.Mary _(go)over her lessons from six to seven last night.John and peter _(do)the same thing.3.What _ you _(do)at that time?We _

11、(watch)TV.4.Was your father at home yesterday evening?Yes,he was.He _(listen)to the radio.5._ they _(have)a meeting at 4 yesterday afternoon?No,they _.They _(clean)the classroom.现在进行时现在进行时,进行时进行时例句：例句：I am working.过去进行时过去进行时,am,is,are,-ingam,is,are,-ing。was,were,-ingwas,were,-ing。例句：例句：I was working

12、.小结小结(Summary):做动词时态题的时候要注意以下几个方面做动词时态题的时候要注意以下几个方面:1.根据根据时间状语时间状语确定时态确定时态2.根据根据上下文已有时态信息点上下文已有时态信息点确定时态确定时态3.上下文语意上下文语意确定时态确定时态4.在复合句根据在复合句根据时态呼应时态呼应确定时态确定时态5.时态中的时态中的“特殊特殊”对策对策1.Neither of us _ a doctor.A.were B.am C.is D.are.2.Ill talk to him when he _.A.come B.will come C.comes D.came3.Father _

13、his cap and went out.A.put on B.puts on C.had put D.will put on4._ she _ TV at seven yesterday evening?A.Waswatching B.Iswatch C.Has watched D.Willwatch.5.He cant go to the cinema with me because he _ a meeting.A.was having B.would have C.is having D.had.6.Both of the two dictionaries _ very useful.

14、A.are B.is C.was D.am7.He _ to me since last month.A.didnt write B.hadnt written C.hasnt written D.wont write 8.At the age of eleven,my grandfather _ to work in a factory.A.began B.has begun C.will begin D.begins9.Neither I nor he _.A.can swims well B.are swimming well C.swims well D.have swum welll0.Betty _ morning exercises yesterday.A.not did B.dont do C.didnt do D.wont do