现在进行时课件(公开课)

Wearehavingaclass.WearehavinganEnglishclass.Wearelearningthepresentcontinuoustense.Whatarewedoingnow?Whatclassarewehavingnow?Welcometoourclass!学习目标•一、现在进行时的含义•二、现在进行时的结构•三、现在进行时的标志•四、动词现在分词的构成规则•五、现在进行时的否定句、一般疑问句及特殊疑问句的句式变换一、含义：现在进行时态表示现在（说话瞬间）正在进行或发生的动作。I’mstandingontheGreatWallofChinaandtalkingtoyou.Tonyiseatingadeliciousicecream.WangHuiistakingsomephotos.Linglingisbuyingafewpresents.Damingishavinglunchandlyinginthesun.We’reenjoyingtheschooltripalot.They’reworking.Peoplearen’thavingdinner.Childrenarestartingtheirlessons.二、现在进行时的基本结构:(助动词)be(not)+(动词现在分词)V-ing助动词be随人称变为am,is,areShereadisingnow.Hedohishomeworkisingnow.Heeatisingnow.Themantalkonaphoneisingnow.Listen!Thebirdissinging.Look!Theboyisplaysoccer.ingTheywatchTVareingnow.Themanrunisningnow.Theboyswimismingnow.Theteacherwriteisnow.ingTheydancearenow.ing三、标志：现在进行时口诀•现在进行时正在发生事，•look,listen,now是标志，•be+Vt.ing不分离。•两个错误要回避，•一是掉be,二是掉ing.四、动词现在分词(V-ing)构成:1.一般在动词原形后加ing如:read----reading;eat---eating;listen---listening；jump---jumping;2.以不发音e结尾的动词，去掉e再加ing如:write---writing;make---making;ride---riding;take---taking3.以辅音字母+元音字母+辅音字母(辅元辅）结尾的重读闭音节动词，双写末尾的辅音字母再加ing例如:sit---sitting;swim---swimming;put---putting;run---running；get---getting4.特殊变化：lie--lyingDoyouknowhowtoget“---ing”?Let’stry!do______watch______clean______read______eat_______play________danc_____writ________run______swim_______ingingingingingingningmingingingee1.Thechild__________thewindowsnow.(open)2.Theboy_________apicturenow.(draw)3.Look!She__________abook.(read)4.I___________ane-mailtomypenpalnow.(write)5.You________yourhomeworkathomenow.(do)6.We___________atschoolnow.(run)7.They____________TVnow.(watch)isopeningisdrawingisreadingamwritingaredoingarerunningarewatchingLet’splayagame:Arethey+v-ing…?Isit/he/she+v-ing…?Aretheydancing?Whataretheydoingnow?Yes,theyare.NO,theyaren’t.Yes,theyare.Whatisthecatdoing?Isiteatingsomething?Yes,itis.No,itisn’t.Yes,itis.What’sshedoing?Issheeatingnoodles?No,sheisn’t.Isthepig…?Yes,itis.No,itisn’t.Ishe…?Yes,heis.No,heisn’t.Isshe…?Yes,sheis.No,sheisn’t.1.一般疑问句及回答:变一般疑问句,直接把am/is/are提句首,若原句有第一人称I/we，把第一人称变成第二人称you。肯定回答:Yes,主语+be.否定回答:No,主语+be+not.例如：Youaredrawingapig.(变一般疑问句，再做肯定、否定回答）-----Areyoudrawingapig?-----Yes,Iam./No,I’mnot.Unit534Isthegirl______(get)up?No,she______.What___she______?She_________.gettingisn’tisdoingissleeping2.变特殊疑问句：什么是特殊疑问句呢？答：就是对划线部分提问/由“疑问词+一般疑问句?”构成例:Tomisplayingfootball.(对划线部分提问）分析：对am/isare+Ving+名词，提问要用what.格式为：Whatam/is/are+主语+doing?WhatisTomdoing?结构:be+doing(be要根据主语作人称和数的变化)五、句型转换（总结）1.肯定句转换成否定句,要在be后加not构成eg:WearereadingEnglishnow.WearenotreadingEnglishnow.2.陈述句转换成一般疑问句,把be动词提到句首eg:Thestudentisdrinking.Isthestudentdrinking?3.陈述句转换成特殊疑问句,由“疑问词+一般疑问句”构成eg:Heisworking.Whatishedoing?课堂小结（summary）：进行时很好记，be加动词-ing分词构成须仔细，直加双写去哑e别说be无词义，主语和它最亲密变疑问be提前，否定not在后添何时要用进行时，look，listen，now是标志。Unit538一、选择填空.1.Mymotheris_____TV.A.lookingatB.seeingC.readingD.watching2.---____you____abook?---Yes,Iam.A.Do,readB.Are,readC.Are,readingD.Are,looking3.Kate_____,theothers_____.A.sing,listenB.issinging,islisteningC.sing,arelisteningD.issinging,arelistening4.I___myeraser,butIcan’t______it.A.lookfor,findingB.amfinding,lookforC.amlookingfor,findD.find,lookforDCDC二、按要求完成各题.1.Look!Thecat____________(run)upthetree.2.Lily,play,with,her,friends?（连词成句）___________________________3.-___he________(clean)theblackboard?----No,heisn’t.4.Lucy和Mary正在打篮球。(翻译成英语）____________________________________________________5.Theboysareplayingcards.(划线提问)isrunningIscleaningLucyandMaryareplayingbasketball.IsLilyplayingwithherfriends?Whataretheboysdoing?Writing根据图画，用现在进行时写一篇短文。词数：50左右。HellenBeibeiIt'sfinetoday.Thechildrenareplayinginthepark.Look!Somegirlsareplayinggames.Helenisclimbingupatree.Agirlisstandingbehindahouse.Beibeiislookingforher.Thereisaboyoverthere.What'shedoing?Heisflyingakite.Theyareallhavingagoodtime.Verygood!•Thankyou!Mark’sfamily12345AretheywatchingTV?Whataretheydoing?AretheywatchingTV?Whataretheydoing?Whatisthebeardoing?Whatisthebeardoing?