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1、时态,一、定义：在英语中，不同时间发生的动作要用不同的动词形式表 示，这每一种不同的形式就叫做时态。,二、时态的种类：英语中共有16种时态,future,past,now,一般将来时,一般过去时,现在完成时,一般现在时,现在进行时,现在完成进行时,before,过去完成时,过去进行时,一般现在时,一般过去时,一般将来时,常用八种时态,现在进行时,现在完成时,过去进行时,现在完成进行时,过去完成时,本节课内容,概念：,常用时间状语：,构成形式：,1.一般现在时态(The Simple Present Tense),表示经常发生的或习惯性的动作或状态。,do/does(三单),every day,
2、always,usually,often,sometimes,on Sundays,three times a day,etc,Grammar(语法),一般现在时 1、主系表结构 2、行为动词的一般现在时,将下列句子变为否定句和一般疑问句,1.I am student.2.She is my sister.3.They are my friends.,讨论：以上句子属于什么结构？含有系动词的一般现在时的句子肯定句、否定句、一般疑问句的结构：,1.be 动词的一般现在时的句式：肯定句：主语+be+表语(n.,adj.等)否定句：主语+be+not+表语 一般疑问句：Be+主语+表语?.特殊疑问句
3、：疑问词+be+主语?,将下列句子变为否定句和一般疑问句并回答,1.We have a TV.2.They watch TV every day.3.I play sports.,讨论：怎样将该类句子变为否定句和一般疑问句？,否：We dont have a TV,Do you have a TV?Yes,we do.No we dont.,They dont watch Tv every day.,Do they watch TV every day?Yes,they do.No,they dont.,I dont play sports.Do you play sports?Yes I d
4、o.No,I dont.,肯定句：主语+动词原形+.否定句：主语+dont+动词原形+.疑问句：Do+主语+动词原形+.?想一想：主语有什么特点？,主语是非第三人称单数(I/you/we/they/my sisters/Tom and Jim.),将下列句子变为否定句和一般疑问句。,1.She likes English.2.Jim has an orange.3.He watches TV every day.,讨论：怎样将该类句子变为否定句和一般疑问句？,She doesnt like English.Does she like English?Yes,she does.No,she do
5、esnt.,Jim doesnt have an orange.Yes,he does.Does Jim have an orange?No,he doesnt.,He doesnt watch TV every day.Yes,he does.Does he watch TV every day?No，he doesnt.,肯定句：主语（三单）+动词（三单）+.否定句：主语（三单）+doesnt+动词原形+.疑问句：Does+主语（三单）+动词原形+.?,s,es,y i es,plays works leaves,studies flies cries,passesteachesdoes,
6、1.I dont know if she _ come.But she says she _ to see us if she _ free.A.Will come,will come,will be B.comes,comes,will be C.comes,will come,is D.will come,will come,is,注意一,在时间状语从句和条件状语从句中,用一般现在时表示将来(主将从现）,2.He said that the earth_ around the sun.A.go B.goes C.went D.will go,B,注意二：宾语从句如果说的是客观真理，即使主句
7、是过去时，从句也要用一般现在时。,一般现在时的注意点:,Lets correct（改错）I goes to school at six every day.He dont like playing football.3.They likes playing games.4.Bill watchs TV in the evening.5.Does he usually has a party?6.What do they on Sunday?7.Tony goes always to school at eight oclock.8.What they eat in the party?9.Li
8、ly haves lunch at school.10.What do his parents usually gives him?,Lets correct（改错）I goes to school at six every day.He dont like playing football.3.They likes playing games.4.Bill watchs TV in the evening.5.Does he usually has a party?6.What do they on Sunday?7.Tony goes always to school at eight o
9、clock.8.What they eat in the party?9.Lily haves lunch at school.10.What do his parents usually gives him?,gogoes,doesnt,like,watches,have,do,always goes,do,has,give,单项选择1.Well go for a picnic if it _tomorrow.doesnt rain B.rainedC.wont rain D.rains2.Our teacher told us the sun _ in the east.rise B.ro
10、se C.rising D.rises3.Tim will call me as soon as he_ my package.A.receive B.will receive C.received D.receives,中考链接,知识结构,一般过去时,构成,用法,常用时间,动词的过去式,1、表示过去某个时 间发生的动作或存在的状态。2、表示过去经常或 反复发生的动作。,yesterdaylast nightin 1990two days ago,动词过去式的构成,规则动词,不规则动词,构成,读音,动词-ed形式的构成：,moveddied,carriedcried,stoppedplanne
11、d,answered,d,y i ed,双写末尾辅音字母+ed,清念/t/,元浊/d/;/t/d/之后念/id/,规则动词词-ed的读音,说明：1、清念/t/，即 ed 在清辅音后面念/t/,例：finished helped passed cooked2、元浊/d/,即 ed 在元音，浊辅音后面念/d/,例：borrowed enjoyed called moved 3、/t/d/之后念/id/,即 ed 在/t/d/音后面念/id/例：wanted shouted needed counted,1 am/is-6 are-2 have/has-7 do-3 go-8see-4 take-9
12、 buy-5 watch-10 dance-,was,did,went,saw,had,watched,took,were,danced,快速接力赛,（一分钟之内）,bought,请快速说出下列各词的过去式,Relay-race,1 put-6 sit-2 build-7speak-3 write-8 feel-4 find-9 bring-5 study-10 stop-,sat,built,felt,found,wrote,spoke,stopped,studied,put,快速接力赛,brought,（一分钟之内）,请快速说出下列各词的过去式,Relay-race,He was late
13、 for class last week.否定句:一般疑问句：回答：,He was not late for class last week,Was he late for class last week?,Yes,he_./No,he_,Yes,hewas./No,he wasnt,a).be动词过去式的句式。否定句:是在was/were后面加 not，was not(wasnt)/were not(werent)。一般疑问句:是把was/were提前并放到句首，要求首字母要大写。,b).实义动词过去式的句式 否定句：主语+did not(didnt)+动词原形+其它。如：They didn
14、t have a good time yesterday.一般疑问句：Did+主语+动词原形+其它？肯定回答：Yes，主语+did.否定回答：No，主语+didnt.,She finished homework on time last Sunday.否定句：一般疑问句肯定回答：否定回答：,She didnt finish homework on time last Sunday.,Did she finish homework on time last Sunday?,Yes,she did.,No,she didnt.,改写句子：1、Lucy did her homework at hom
15、e.（改否定句）Lucy _ _ her homework at home.2、He found some meat in the fridge.（变一般疑问句)_ he _ _ meat in the fridge?3、She stayed there for a week.（对划线部分提问）_ _ _ she _ there?4、There was some orange in the cup.（变一般疑问句)_ there _ orange in the cup?,PRACTISE,1.It nearly two months I bought this bicycle.A.is,tha
16、t B.was,that C.is,since D.was,since,注意一,It 在此处指时间,谓语动词用现在时可视为句型”It is+一段时间 since+过去式的从句”,一般过去时的注意点:,2.Mariato _ to Shanghai three days ago.A.got B.has got C.reached D.has reached 3.Our monitor _ to Shanghai three days before.A.got B.has got C.reached D.has reached4.He _ to Shanghai before.A.has been B.had been C.was D.is.,注意二,ago用于一般过去时before 用于完成时,和具体的过去时间连用,用过去完成时.指以前,但没有具体的时间用现在完成时.,
