现在进行时精(公开课)42463PPT课件

.,Wearehavingaclass.,WearehavinganEnglishclass.Wearelearningthepresentcontinuoustense.,Whatarewedoingnow?,Whatclassarewehavingnow?,Welcometoourclass!,.,ThePresentContinuousTense,现在进行时,.,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。,现在进行时,ThePresentContinuousTense,.,ImstandingontheGreatWallofChinaandtalkingtoyou.Tonyiseatingadeliciousicecream.WangHuiistakingsomephotos.Linglingisbuyingafewpresents.Damingishavinglunchandlyinginthesun.Wereenjoyingtheschooltripalot.Theyreworking.Peoplearenthavingdinner.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,are,.,She,read,is,ing,now.,.,He,dohishomework,is,ing,now.,.,He,eat,is,ing,now.,.,Theman,talkonaphone,is,ing,now.,.,Listen!,Thebird,is,sing,ing.,.,Look!,Theboy,is,playsoccer.,ing,.,They,watchTV,are,ing,now.,.,Theman,run,is,ning,now.,.,Theboy,swim,is,ming,now.,.,Theteacher,write,is,now.,ing,.,They,dance,are,now.,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-lying,.,Doyouknowhowtoget“-ing”?Letstry!,do_watch_clean_read_eat_play_danc_writ_run_swim_,ing,ing,ing,ing,ing,ing,ning,ming,ing,ing,e,e,.,1.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),isopening,isdrawing,isreading,amwriting,aredoing,arerunning,arewatching,Fillintheblanks:,.,Guess:,Letsplayagame:,Arethey+v-ing?Isit/he/she+v-ing?,.,Aretheydancing?,Whataretheydoingnow?,Yes,theyare.,NO,theyarent.,.,Yes,theyare.,.,Whatisthecatdoing?,.,Isiteatingsomething?,Yes,itis.,No,itisnt.,.,Yes,itis.,.,Whatsshedoing?,Issheeatingnoodles?,.,No,sheisnt.,.,GuessingGame,Isthepig?Yes,itis.No,itisnt.,.,GuessingGame,Ishe?Yes,heis.No,heisnt.,.,GuessingGame,Isshe?Yes,sheis.No,sheisnt.,.,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,Imnot.,.,Unit5,34,Isthegirl_(get)up?No,she_.What_she_?She_.,getting,isnt,is,doing,issleeping,.,2.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。,.,Unit5,38,达标训练,.,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,butIcant_it.A.lookfor,findingB.amfinding,lookforC.amlookingfor,findD.find,lookfor,D,C,D,C,.,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,heisnt.4.Lucy和Mary正在打篮球。(翻译成英语）_5.Theboysareplayingcards.(划线提问),isrunning,Is,cleaning,LucyandMaryareplayingbasketball.,IsLilyplayingwithherfriends?,Whataretheboysdoing?,.,writing,.,Writing,根据图画，用现在进行时写一篇短文。词数：50左右。,Hellen,Beibei,.,Itsfinetoday.Thechildrenareplayinginthepark.Look!Somegirlsareplayinggames.Helenisclimbingupatree.Agirlisstandingbehindahouse.Beibeiislookingforher.Thereisaboyoverthere.Whatshedoing?Heisflyingakit