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1、一般现在时,一般现在时,(,关键词,),?,现在,?,经常反复发生,?,习惯性,?,规律、真理,1.,表示,现在的状态,：,e.g.He,s,twelve.,She,s,at work,.,2.,表,经常、反复、习惯性,的动作,：,e.g.I get up at 6:30,every day,.,He reads English,every morning.,常用的状语：,often,sometimes,usually,every day,等。,3.,表示不受时间限制的普遍真理和自然规律,：,e.g.Two and four,is,six.,The moon,goes,around the e
2、arth.,常与一般现在时连用的词,1,、,every,系列,?,every,?,day,?,year,?,month,?,week,?,morning,?,afternoon,?,evening,、频率副词,seldom,rarely,sometimes,often,usually,always,never,、次数,一次,once,两次,twice,三次,three times,一周两次,twice a week,每周四次,four times a week,每周六,on Saturdays,每周日,on Sundays,一般现在时的构成,一、系动词,be,的一般现在时,1,、构成,：,主语
3、,+be+,其他,2,、,be,包,括,哪,些,？,is am are,3,、,什么时候用,is,？,什么时候用,am,？,什么时候用,are,？,取决于,主语,是单数,还是复数,The girl is my friend,.,?,主语为单数时,?,主语为复数时,?,主语为“,I”,时,is,are,am,Exercise,?,1,、,Kitty_an English girl.,?,2,、,We _students.,?,3,、,I _,from Guangzhou.,?,4,、,She_,tall.,?,5,、,Lucy and Lily _ good friends.,?,6,、,Tho
4、se chairs _broken.,?,7,、,The bag_ mine.,is,are,am,is,are,are,is,否定句的构成,主语,+be+not+,其他,is not=,am not=,are not=,isnt,m not,arent,?,1,、,Kitty,(not)an English girl.,?,2,、,We,(not)students.,?,3,、,I,(not)from Taizhou.,?,4,、,She,(not)tall.,?,5,、,Lucy and Lily,（,not,）,good friends.,?,6,、,Those chairs,(not)
5、broken.,?,7,、,The bag,(not)mine,isnt,arent,am not,isnt,arent,arent,isnt,Yes,，,it is.,No,，,it isnt.,1,、,Is,this,your English book,？,注意：在回答时，主语要用相应的代词代替,be+,主语,+,其它部分？,肯定回答：,Yes,，主语,+be,否定回答：,No,，主语,+be+not,be,主语,其他,含,be,一般疑问句的改写,?,秘诀：一调二改三问号,一调：即把句中的,be,调到主语前,；,二改：改换主语称谓，即将句中的主语,I my mine we,our ours
6、,等第一人称分别改为相应的第二人称,you your,yours,等,；,三问号：句末的句号改为问号,行为动词的一般现在时,构成,主语,+,行为动词,+,其他,These boys like playing football.,The girl read,s,English every morning.,注意：当主语为第三人称单数时，,行为动词要加,s,或者,es,什么时候加,s,，什么时候加,es,呢？,1,、大多数动词在词尾,直接加,s,，,read read,s,look look,s,play play,s,2,、以辅音字母加,y,结尾的动词，,要先将,y,变为,i,，再加,es,fl
7、y fl,ies,carry carr,ies,study stud,ies,3,、以“,s,x,ch,sh”,结尾的，,在词尾加“,es”,，,teach,teach,es,iz;watch,watch,es,box-box,es,4,、以“,o”,结尾的动词，,加“,es”,go,go,es,z do,do,es,z,Complete the sentences.,1.,My father,_(listen)to the radio every day.,2.,Mike,_(study)in a middle school.,3.,She,_(take)Eddie for a walk a
8、fter supper.,4.,He,_(wash)clothes with his hands.,5.,Simon,_(pass)the ball to Daniel.,6.,Miss Li,_(teach)Chinese.,7.,Look at the animal,it,_ four legs.,listens,takes,studies,washes,passes,teaches,has,8,否定句的构成,主语,+,助动词（,do/does,）,+not+,动词,原形,+,其他,These boys dont,（,do not,）,like,playing football.,The
9、girl doesnt,（,does not,）,read,English every morning.,什么时候用助动词,do,，什么时候用助动词,does,呢？,取,决,于,主,语,The girl reads English every morning.,These boys like playing football.,?,当主语为复数时，用助动词,do,构成否定,?,当主语为单数时，用助动词,does,构成否定,注意,：,dont,和,doesnt,之后动词一定要用原形,Complete the sentences.Use the proper verb,forms in brack
10、ets,1.Jordan _(play)basketball.,He _(not play)football.,2.I _(go)swimming on Sunday.,But I_(not go)shopping.,3.My cousins _(enjoy)computer games.,But they _(not enjoy)ball games.,4.You _(like)fish.,But he _(not like)fish.,plays,doesnt play,go,dont go,enjoy,dont enjoy,like,doesnt like,12,行为动词一般疑问句的构成
11、,含行为动词（或称为实义动词）一般疑问句,的改写,?,秘诀：一加二改三问号,一加：即在句首加助动词,Do,或,Does,；,二改：,1,、把谓语动词改为原形；,2,、改换主语称谓（同第一家组）；,三问号：句末的句号改为问号。,?,问句：,Do your parents like English,？,肯答：,Yes,，,they do.,否答：,No,，,they dont.,助动词,+,主语,+,动词,原形,+,其它？,肯定回答用“,Yes,主语,+do/does.”,否定回答用“,No,主语,+do not/does not.”,助动词也常用缩写形式，主要有,dont,，,doesnt,We
12、 read English every morning.,Do you read English every morning?,Toms father listens to English on,the radio every evening,.,Does Toms father listen to,English on the radio every,evening?,句型转换,?,1.,Mr.Green comes from,Shanghai.,(,改为一般疑问句,),?,2.Millie lives in a flat in Beijing.,(,改为否定句,),Does,Mr.Gree
13、n come from Shanghai?,Millie,doesnt,live in a,flat in Beijing.,?,3.Daniel enjoys playing,computer games.,?,(,改为一般疑问句并做肯定回答,),Does,Daniel enjoy playing computer games?,Yes,he does.,some,、,any,?,一般说来，,some,用于肯定句中，,any,用于,否定句和疑问句中,。,改疑问句或否定句时，原句里的,some,要改成,any,There are some books on the desk.(,改为否定句,)
14、,There arent any books on the desk.,Are there any books on the desk?,and or,?,变否定句时，,and,要变成,or,There is some air and,water on the moon,.,There isnt,any,air,or,water on the moon.,He has some brothers and sisters.,He doesnt have,any,brothers,or,sisters.,在否定句当中，,too,要改为,either,I like eating apples,too.,I dont like eating apples,either,.,
