人教新目标英语八年级上册Unit 2 How often do you exercise Section B (2a-2e)课件

Unit2

八年级英语RJ版·上册SectionB(2a-2e)一、新课引入FreetalkReadthephrasesin2a,thentalkwithyourpartnerabouthowoftenhe/shedoestheactivities.HowoftendoyouwatchTV?IusuallywatchTV...二、新课讲解Ranktheseactivitiesaccordingtohowoftenyouthinkyourclassmatesdothem(1=mostoften,6=leastoften).

watchTVgotothemoviesplaycomputergamesexerciseorplaysportsusetheInternetgocampinginthecountry2a二、新课讲解2bReadthearticleandcompletethepiechartsonthenextpage.1534-64-62045209010851323二、新课讲解Readthearticleagainandanswerthequestions.1.Whatpercentofthestudentsdonotexerciseatall?2.WhatpercentofthestudentsusetheInterneteveryday?Twentypercentofthestudentsdonotexerciseatall.NinetypercentofthestudentsusetheInterneteveryday.二、新课讲解3.HowoftendomoststudentswatchTV?Whatdotheyusuallywatch?4.Whatdoesthewriterthinkisthebestwaytorelax?Why?5.DoyouthinkthestudentsatNo.5arehealthy?Whyorwhynot?

MoststudentswatchTVeveryday.Theyusuallywatchgameshows.Thewriterthinksexerciseisthebestwaytorelaxbecauseit’shealthyforthemindandthebody,andyoucanspendtimewithyourfriendsandfamilyasyouplaytogether.No.BecausetheywatchTVtoomuch,anddolessexercise.二、新课讲解Accordingtothearticleandthepiecharts,writesentenceswiththepercentagesusingalways,usuallyorsometimes.1.90%:____________________________________________2.85%:____________________________________________3.45%:____________________________________________4.10%:____________________________________________5.13%:____________________________________________6.2%:_____________________________________________NinetypercentofthestudentsalwaysusetheInternet.Eighty-fivepercentofthestudentsalwayswatchTV.Forty-fivepercentofthestudentsusuallyexercise.TenpercentofthestudentsoftenusetheInternet.ThirteenpercentofthestudentsusuallywatchTV.TwopercentofthestudentssometimeswatchTV.二、新课讲解Chooseoneofthesefreetimeactivitiesorthinkofyourown.Thenaskyourclassmateshowoftentheydothisactivityandmakeapiechart.Showthepiecharttoyourclass.playcomputergamesreadbooksgoshoppingdrawpicturesplaysportsHowoftendoyou…?Namesofclassmates1-3timesaweek4-6timesaweekeverydayLanguagepoints二、新课讲解1.percent名词，意为“百分之……”。和数词连用构成百分数。

percent没有复数形式；和名词连用时，后边加of。FiftypercentofthestudentslikewatchingTV.百分之五十的学生喜欢看电视。另外：“数词+percentof+名词”结构作主语时，谓语动词单复数要根据of后的名词确定。如：Eightypercentofthewaterispolluted.80%的水被污染了。Languagepoints二、新课讲解2.not…atall

意为“一点儿也不，根本不”。Idon’tlikethemovieatall.我一点也不喜欢这个电影。另外：Notatall.

表示“不客气”。相当于“Youarewelcome.”—Thankyouforyourhelp.谢谢你的帮助。—Notatall.

不客气。Languagepoints二、新课讲解3.although

连词，意为“尽管，虽然，即使”。引导让步状语从句。相当于“though”。Although/Thoughtheyareverypoor,theyarestillhappy.尽管他们很穷，他们仍然很快乐。注意：

although和but不能连用。Languagepoints二、新课讲解4.through

介词，意为“以，凭借，穿过”。Hegotgoodgradeontheexamthroughhishardwork.这次考试他凭借努力取得了好成绩。Thereisarivergoingthroughthevillage.有一条小河穿过村庄。辨析：through

指在某一空间内穿过，强调内部。

across

指在某一物体表面穿过，强调从一边到另一边。Hepassedthroughtheforest.他穿过了森林。Icanswimacrosstheriver.我能游到河对岸。二、新课讲解Languagepoints5.mind

名词，意为“头脑，心智”。Althoughsheis90yearsold,hermindisquiteclear.尽管她已经90岁了，她的头脑还是很清晰。另外：mind作动词，意为“介意，对某事烦恼”。后跟名词、代词、v-ing做宾语。Idon’tmindthecoldness.我不介意寒冷。Doyoumindpassingmethebook?你介意递给我那本书吗？6.suchas

意为“例如，像……这样”。用于举例子。Ilikeeatingfruit,suchasorangesandapples.我喜欢水果，比如橘子和苹果。7.spendtimewith意为“和……一起度过/消磨时间”。Ioftenspendtimewithmyfamilyonweekends.

我常和家人一起度过周末时光。二、新课讲解Languagepoints二、新课讲解Languagepoints8.Oldhabitsdiehard.

谚语，意为“旧习难改”。形容人们的习惯、观点或固有观念很难改变。die

动词，意为“消失，死亡”。非延续性动词，不能和时间段连用。Hediedthreeyearsago.他三年前去世了。9.It’s+形容词+forsb.+todosth.

意为“做某事对某人来说……”。It’sinterestingforustolearnEnglish.学英语对我们来说是很有趣的。三、归纳小结1.Newwordsandphrases:result,percent,online,television,although,through,mind,body,such,suchas,together,die.2.Theimportantsentencepatterns:Itis+adj.+forsb.+todosth.Although…spendtimewith…四、强化训练根据给出的单词首字母填空。1.60p________ofteenagerscan’tsleepfor8hoursonweekdays.2.Therearemanyplacesofinterestss______asthePalaceMuseumandtheGreatWall.3.ThebestwaytolearnEnglishist_________listeningandreading.4.A_______Idon’tlikethiskindofmovie,Istillwenttothecinemawithher.5.Doyoum_______turningofftheTV?ercentuchhroughlthoughind四、强化训练完成句子。1.尽管他生病了，他还是去了学校。

________hewasill,hestillwenttoschool.2.你是如何度过暑假的？

Howdidyou_________yoursummervacation?3.我们班百分之三十的男生喜欢音乐。

Thirty___________theboysinourclass_______music.4.对他们来说完成这个任务是很难的。

Itis________fort