八年级上册Unit7 SectionA.ppt

Unit7Willpeoplehaverobots?SectionA第一课时李青平,八年级英语上册,一、教师导学1、目标引领(1)能正确使用下列词汇：pollution,future,environment,ingreatdanger,plant,playapartin(2)能正确使用more,less,fewer表示数量。(3)能正确使用一般将来时谈论对未来的预测。(4)掌握therebe句型的一般将来时结构。,2.方法引领仔细观察more,fewer,less的用法及therebe句型的一般将来时结构,Therewillbemorepeople.Therewillbelessfreetime.Therewillbefewercars.Therewillbelesspollution.Therewillbefewertrees.6.-Willtherebeonlyonecountry?-Yes,therewill./No,therewont.7.TherewontbeabirthdaypartynextFriday.,fewer更少的,修饰可数名词less更少的,修饰不可数名词more更多的,可以修饰可数和不可数名词,二、合作探究3.分组自学。学生自我思考more,less,fewer的用法及therebe句型的一般将来时结构。4.合作探究（分析点评，合作归纳）,词语对对碰,fewervsless相同点:这两个词后都是比较级,均可表示“较少的”。不同点:1.fewer是few的比较级,只能修饰可数名词的复数.2.less是little的比较级,只能修饰不可数名词的复数.试做以下试题:Iearn_moneythanmysister.Thereare_carsparkedoutsidethanyesterday.Wehave_studentsthisyearthanlastyear.Yououghttosmoke_cigarettesanddrink_beer.,fewer,fewer,fewer,less,less,therebe句型的一般将来时结构：Therewillbe主语其他。其否定形式是在will后加not；一般疑问句形式是把will提到there前。简略肯定回答：Yes，therewill.简略否定回答：No，therewont.e.g.Therewillnotbeenoughroomforpeopletolivein.将没有足够的给人住的空间。e.g.-Willtherebefeweranimalsintheworld?世界上将有更少的动物吗？-Yes,therewill./No,therewont.,Howwilltheworldbedifferentinthefuture,100yearsfromnow?,Peoplewillhaverobotsintheirhomes.,5.成果展示（talkaboutthefuture）,Peoplewontusemoney.Everythingwillbefree.,Free,Bookswillonlybeoncomputers,notonpaper.,Kidswontgotoschool.Theyllstudyathomeoncomputers.,Therewillonlybeonecountry.Peoplewilllivetobe200yearsold.,感冒时，特殊的机器会照看你的鼻子。,After100years,specialdeviceswillautomaticallytakecareofyourrunnynosewhenyouareill.,如果你要去其他国家，你可以自己开车去。,After100years,ifyouwanttogotoanothercountry,youllbeabletodrivethere.,四条腿的裤子保证你随时随地可以休息。,After100years,thefour-leggedjeanswillmakesureyouhaveaplacetositeverywhereyougo.,Bytheyear3000,youwontcarryabackpack.Itwillcarryyou.,Bytheyear3000,carswillalwayshavetostopforstopsigns.,Bytheyear3000,yourcomputerwillpunishyouifyoutypesomethingnasty（肮脏的）.,Inthefuture,youllsavetimebyhavingarobotmakeyouexercisewhileyousleep.,直升机式的帽子可以快速地带你到达目的地,衣服能自动换成时新样式,2bListentothetapeandcheck()thepredictionsyouhear.,Therewillbefewerpeople._Therewillbelessfreetime._Peoplewillusethesubwaysless._Therewillbemorepollution._Citieswillbeverybigandcrowded._,三、检测提高7、当堂检测,2cMakeconversationsaboutthepredictionsin2aand2b.,A:Whatsyourpredictionaboutthefuture?B:Ithinktherewillbemorepollution.A:Really?Idontthinkso.ButIthinktherewillbefewertrees.,2dRole-playtheconversation.Nick:Whatareyoureading,Jill?Jill:Itsabookaboutthefuture.Nick:Soundscool.Sowhatwillthefuturebelike?Jill:Well,citieswillbemorecrowdedandpolluted.Therewillbefewertreesandtheenvironmentwillbeingreatdanger.,Nick:Thatsoundsbad!Willwehavetomovetootherplanets?Jill:Maybe.ButIwanttoliveontheearth.Nick:Me,too.Thenwhatcanwedo?Jill:Wecanuselesswaterandplantmoretrees.Everyoneshouldplayapartinsavingtheearth.,LanguagePoints,Peoplewontusemoney.Everythingwillbefree.人们不使用钱，任何东西都是免费的。befree免费的，除此意思外，befree还有“有空的，空闲的之意。e.g.ManySpaniardsbelievethatmusicandmoviesshouldbefree.许多西班牙人认为音乐和电影应该是免费的。Willyoubefreetomorrowmorning?你明天早上有空吗？,2.Willpeopleusemoneyin100years?一百年后人们还会使用钱吗？这里的in100years“在.期间;在.以后”后接一段时间表示在将来某段时间之后。e.g.Hellcomebackinaweek.他将于一周之后回来。Illcallyouintwohours.我两个小时后给你打电话。,3.Everythingwillbefree.任何东西都是免费的。befree在这里表示“免费的”。另外“befree”还有“空闲的”意思。e.g.Admissionisfreeforchildrenunder9.九岁以下儿童免费入场。Illbefreenextweek.我下周有空。,4.Whatsyourpredictionaboutthefuture?你对未来有什么预测？prediction是predict的名词形式。有“预言、预料、预测之意。例如：Saleswerefivepercentflowererthanpredicted.销售额比预计的低5%。NewspaperspredictedthatDaviswouldbere-elected.报纸预测戴维斯将再次当选。,5.Everyoneshouldplayapartinsavingtheearth.每个人都应当尽一份力来拯救地球。p