八年级英语上册Unit2Howoftendoyouexercise（第4课时）学案（无答案）（新版）人教新目标版VIP专享VIP免费

Unit2Howoftendoyouexercise?SectionB(2a—2e)（3）【学习目标】1.学习并掌握下列单词：percent,online,television,although,through,mind,body,such,suchas,together,die,writer2.能正确使用以下常用表达：inone’sfreetime,useoftheInternet,fifteenpercentof,onetothreetimesaweek,not…atall,goonline,besurprisedthat…,theanswerstothequestions,It’sgoodtodosth.,thebestwayto,startdoing3.学会使用以下句型：1)Ourquestionswereaboutexercise,useoftheInternetandwatchingTV.2)Herearetheresults.3)Onlyfifteenpercentofourstudentsexerciseeveryday.4)Moststudentsuseitforfunandnotforhomework.5)Althoughmanystudentsliketowatchsports,gameshowsarethemostpopular.6)It’sgoodtorelaxbyusingtheInternetorwatchinggameshows,butwethinkthebestwaytorelaxisthroughexercise.7)It’shealthyforthemindandthebody.8)Oldhabitsdiehard.【重点难点】掌握percent,although,through,mind,suchas,die等重点词汇的运用。Hereare…引导的倒装句；although引导的让步状语从句;It’sgoodtodosth.【新知预习】一、根据汉语意思写出短语。1.玩电脑游戏_________2.去野营_________3.空闲时间_________4.百分之十五_________5.一周四到六次________6.一周一到三次_________7.一点也不_________8.上网_________9.我们问题的答案_________10.放松的最好方式________11.例如_________12.共度时光_________【课堂探究】1.Herearetheresults.这是一个倒装句。在英语中here,there放在句首时，句子通常用倒装语序。例如:Herearetheresultsofthemathexam.【针对训练】Here________thebus.(公共汽车来了)2.percent的用法：percent意为“百分之……”,没有复数形式，“数词+percentof+名词”意为“……当中的百分之多少”，在通常情况下，其中的名词是特指的，所以通常会带有定冠词the或其他表特指的限定词（如his,her,these,those,Tom’s等），用它所修饰的名词来判断谓语的单复数。如：Onlyfifteenpercentofourstudentsexerciseeveryday.【针对训练】Sixtypercentofstudents_________(be)16yearsold.3.Moststudentsuseitforfunandnotforhomework.for此处意为“为了”。例如:HecametoJim’shomefordinner.1【拓展】介词for的用法:1）“对于，关于”例如:Englishiseasyforhim.2）做事“达到”多长时间，例如:Isleptfor10hourslastnight.3）表示目的，“为了”，例如:Thegirlboughtasweaterforhermother.4）表示原因，例如:Thanksforhelpingme.4.Althoughmanystudentsliketowatchsports,gameshowsarethemostpopular.although连词，意为“即使，纵然，虽然”，相当于though，在同一个句子中，although/though不能与but连用。例如:Although/thoughheisverytired,hedoesn’thavearest.【针对练习】____theyarebrothers,theydon’tlooklikeeachotheratall.5.suchas的用法。suchas用来列举同类人或物中的几个例子，可置于被列举的事物与前面的名词之间，但其后边不能用逗号。如:BoyssuchasJohnandJamesareveryfriendly.像约翰和詹姆斯这样的男孩都很友好。【针对练习】Ilikedrinks(例如)teaandmilk.6.Andremember,“oldhabitsdiehard”.记住“旧习难改”。【达标练习】一、单项选择。()1.Ireallyenjoyedyourspeech,____thereweresomepartsIdidn’tquiteunderstand.A.becauseB.forC.untilD.though()2.Milkisgood_____our______.A.to;healthyB.to;healthC.for;healthyD.for;health()3.—Whatkindoffooddoyouthinkisjunkfood?—Junkfood____hamburgers.A.forexampleB.suchasC.becauseD.so()4.—Howmanystudentsdonotexerciseatall?—Mostofusexerciseeveryday,only____ofstudentsdonotexerciseatall.A.fifteenpercentB.fiftypercentC.seventypercentD.eightypercent()5.Mymothergoestotheshoppingcentre.A.oncetimeaweekB.onceaweekC.onetimeaweekD.onceeveryweek()6.—Thereare85%studentswatchingTVeveryday.—Soweknowstudentsdoit.A.allB.someC.mostD.no二、根据句意及首字母完成单词。1.Twentyp___...