初中一般現(xiàn)在時(精講)ppt課件

.,Whatisyourhobby?,perhaps/maybeyoulike.,singing,.,Thelittlegirlissleeping.Wesleepeveryday.,sleep,.,Theyareplayingcards.,Playcards,playMahjongma:d,IdontlikeplayMahjong.,.,Whatisit?Isitacomputer?,computer,.,Zhangwenshobbyisplayingcomputer.,playthecomputer,Doeshelikeplayingcomputer?,Heplayscomputeronceortwiceaweek.,.,Yes,heisgoodatplayingbasketball.,playbasketball,Isyaominggoodatplayingbasketball?,Isyaominggoodatplayingbasketball?,No,hedoesnot/No,hedoesnt,.,howaboutthis?,chessboard,棋盤,.,Doyoulikethissport?No,Ineverplaychess.No,Iseldomplaychess.,playchess,.,一般現(xiàn)在時,表示現(xiàn)在經(jīng)常反復發(fā)生的動作、存在的狀態(tài)或習慣性的動作的時態(tài)。,.,常與一般現(xiàn)在時連用的詞：,.,1、every系列,every,dayyearmonthweekmorningafternoonevening,.,、頻率副詞never,.,、次數(shù),一次once兩次twice三次threetimes一周兩次twiceaweek每周四次fourtimesaweek每周六onSaturdays每周日onSundays,.,1.表示現(xiàn)在的狀態(tài)：e.g.Hestwelve.Shesatwork.2.表經(jīng)?；蛄晳T性的動作：e.g.Igetupat6:30everyday.HereadsEnglisheverymorning.常用的狀語：often,sometimes,usually,everyday等。3.表主語具備的性格和能力等：e.g.Shelikesnoodles.TheyspeakFrench.4.表示不受時間限制的普遍真理和自然規(guī)律：e.g.Twoandfourissix.Themoongoesaroundtheearth.,.,一般現(xiàn)在時的構(gòu)成,一、系動詞be的一般現(xiàn)在時二、情態(tài)動詞的一般現(xiàn)在時三、實義（行為）動詞的一般現(xiàn)在時,.,一、系動詞be的一般現(xiàn)在時,1、構(gòu)成：,主語+be+其他,2、be包括哪些？,isamare,3、什么時候用is？什么時候用am？什么時候用are？,取決于主語是單數(shù)還是復數(shù),Thegirlismyfriend.,.,主語為單數(shù)時主語為復數(shù)時主語為“I”時,is,are,am,.,Exercise,1、KittyanEnglishgirl.2、Westudents.3、IfromTaizhou.4、Shetall.5、LucyandLilygoodfriends.6、Thosechairsbroken.7、Thebagmine.,is,are,am,is,are,are,is,.,否定句的構(gòu)成,主語+be+not+其他,isnot=amnot=arenot=,isnt,mnot,arent,.,1、Kitty(not)anEnglishgirl.2、We(not)students.3、I(not)fromTaizhou.4、She(not)tall.5、LucyandLily（not）goodfriends.6、Thosechairs(not)broken.7、Thebag(not)mine.,isnt,arent,amnot,isnt,arent,arent,isnt,.,情態(tài)動詞的一般現(xiàn)在時,構(gòu)成,主語+情態(tài)動詞+動詞原形+其他,ShecanspeakEnglish.,注意：情態(tài)動詞后的動詞一定要用原形,Eg:Theyshould(應該)beright.,試比較：Theyareright.ShespeaksEnglish.,.,否定句的構(gòu)成,主語+情態(tài)動詞+not+動詞原形+其他,cannot=couldnot=mustnot=wouldnot=willnot=shouldnot=maynot=,cant,couldnt,mustnt,wouldnt,wont,shouldnt,maynot,.,She(cannot)speakEnglish.You(mustnot)openthedoor.They(shouldnot)beright.I(willnot)gotoJapan.,.,行為動詞的一般現(xiàn)在時,構(gòu)成,主語+行為動詞+其他,Theseboyslikeplayingfootball.,ThegirlreadsEnglisheverymorning.,注意：當主語為第三人稱單數(shù)時，行為動詞要加s或者es,什么時候加s，什么時候加es呢？,.,1、大多數(shù)動詞在詞尾直接加s，如readreadslooklooksplayplays2、以輔音字母加y結(jié)尾的動詞，要先將y變?yōu)閕，再加es如：flyfliescarrycarriesstudystudies26個字母中除AEIOU五個元音字母外，其余21個都是輔音字母3、以“s,x,ch,sh”結(jié)尾的，在詞尾加“es”，發(fā)音為iz如：teachteachesiz;watchwatchesizbox-boxes4、以“o”結(jié)尾的動詞，加“es”，讀z如：gogoeszdodoesz,.,Completethesentences.Usethesimplepresenttenseoftheverbsinbrackets,Myfather_(listen)totheradioeveryday.Mike_(study)inamiddleschool.She_(take)Eddieforawalkaftersupper.He_(wash)clotheswithhishands.Simon_(pass)theballtoDaniel.MissLi_(teach)Chinese.Lookattheanimal,it_fourlegs.,listens,takes,studies,washes,passes,teaches,has,8,.,否定句的構(gòu)成,主語+助動詞（do/does）+not+行為動詞原形+其他,Theseboysdont（donot）likeplayingfootball.,Thegirldoesnt（doesnot）readEnglisheverymorning.,什么時候用助動詞do，什么時候用助動詞does呢？,取決于主語,ThegirlreadsEnglisheverymorning.,Theseboyslikeplayingfootball.,.,當主語為復數(shù)時，用助動詞do構(gòu)成否定當主語為單數(shù)時，用助動詞does構(gòu)成否定,注意：dont和doesnt之后動詞一定要用原形,.,Changethefollowingsentencesafterthemodels.,Ilikered.(green)Theylikeapples.(oranges)Wetakeabustoschooleveryday.(walktoschool),Model1:Ilikefish.(meat)Idontlikemeat.Model2.Helikesreading.(writing)Hedoesntlikewriting.,Idontlikegreen.,Theydontlikeorange.,Wedontwalktoschooleveryday.,10,.,4.Hisbrotherplaysfootballafterschool.(playbasketball)5.Itlookslikeacat.(hat)6.Shehasadogathome.(acat),Model1:Ilikefish.(meat)Idontlikemeat.Model2.Helikesreading.(writing)Hedoesntlikewriting.,Hisbrotherdoesntplaybasketball.,Itdoesntlooklikeahat.,Shedoesnthaveacatathome.,11,.,Completethesentences.Usetheproperverbformsinbrackets,1.Jordan_(play)basketball.He_(notplay)football.2.I_(go)swimmingonSunday.ButI_(notgo)shopping.3.Mycousins_(enjoy)computergames.Butthey_(notenjoy)ballgames.4.You_(like)fish.Buthe_(notlike)fish.,plays,doesntplay,go,dontgo,enjoy,dontenjoy,like,doesntlike,12,.,一般疑問句,一般說來，英語中共有四種問句，分別是：1、一般疑問句2、特殊疑問句3、選擇疑問句4、反意義疑問句今天我們來學習一般疑問句。那么，什么是一般疑問句呢？我們一起來聽聽一般疑問句的自白：,.,“Hello,大家好！我是一般疑問句，我的天性是愛發(fā)問。我最愛做的事是詢問某種情況是否屬實，您不對我做出肯定或否定回答我是不會罷休的。您也可用肢體語言來打發(fā)我，比如點頭或則搖頭。所以我有一對好朋友，猜猜是什么？,.,第一家族：含be動詞或情態(tài)動詞的一般疑問句,.,Yes，itis.,No，itisnt.,1、IsthisyourEnglishbook？,注意：在回答時，主語要用相應的代詞代替,be+主語+其它部分？,肯定回答：Yes，主語+be,否定回答：No，主語+be+not,be,主語,其他,.,2、CanyouspeakEnglish?,Yes，Ican.,No，Icant.,肯定回答：Yes，主語+情態(tài)動詞,否定回答：No，主語+情態(tài)動詞+not,情態(tài)動詞+主語+動詞原形+其它部分？,注意：在回答時，主語要用相應的代詞代替,情態(tài)動詞,主語,動詞原形,其他部分,.,含be或情態(tài)動詞一般疑問句的改寫,秘訣：一調(diào)二改三問號一調(diào)：即把句中的be或情態(tài)動詞調(diào)到主語前；二改：改換主語稱謂，即將句中的主語Imymineweourours等第一人稱分別改為相應的第二人稱youyouryours等；三問號：句末的句號改為問號,.,IamanEnglishteacher.,AreyouanEnglishteacher?,WecanspeakEnglish,CanyouspeakEnglish？,.,含be的一般疑問句、否定句改寫口訣,我用am，你用are，is連著她他它單數(shù)名詞用is，復數(shù)名詞全用are變疑問往前提，句末問號莫丟棄，變否定更容易，be后not莫忘記，疑問否定任你變，句首大寫莫遲疑！,.,第二家族：行為動詞一般疑問句的構(gòu)成,.,問句：DoyourparentslikeEnglish？肯答：Yes，theydo.否答：No，theydont.,助動詞+主語+動詞原形+其它？,肯定回答用“Yes,主語+do/does.”否定回答用“No,主語+donot/doesnot.”助動詞也常用縮寫形式，主要有dont，doesnt,.,特別注意：對于第二家族一定要注意動詞的還原，因為時態(tài)與數(shù)的變化已經(jīng)體現(xiàn)在助動詞上了。,.,第二家族：含行為動詞（或稱為實義動詞）一般疑問句的改寫,秘訣：一加二改三問號一加：即在句首加助動詞Do或Does；二改：1、把謂語動詞改為原形；2、改換主語稱謂（同第一家組）；三問號：句末的句號改為問號。,.,WereadEnglisheverymorning.,DoyoureadEnglisheverymorning?,TomsfatherlistenstoEnglishontheradioeveryevening.,DoesTomsfatherlistentoEnglishontheradioeveryevening?,.,句型轉(zhuǎn)換,1.Mr.GreencomesfromShanghai.(改為一般疑問句)2.MillielivesinaflatinBeijing.(改為否定句),DoesMr.GreencomefromShanghai?,MilliedoesntliveinaflatinBeijing.,.,3.Danielenjoysplayingcomputergames.(改為一般疑問句并做肯定回答),DoesDanielenjoyplayingcomputergames?,Yes,hedoes.,.,some、any,一般說來，some用于肯定句中，any用于否定句和疑問句中。,改疑問句或否定句時，原句里的some要改成any,Therearesomebooksonthedesk.(改為否定句),Therearentanybooksonthedesk.,Arethereanybooksonthedesk?,.,Whynotbuysomeapples?為什么不買些蘋果呢?Wouldyouli