人教新目標(biāo)英語八年級上冊Unit 2 How often do you exercise Section B (2a-2e)課件

Unit2

八年級英語RJ版·上冊SectionB(2a-2e)一、新課引入FreetalkReadthephrasesin2a,thentalkwithyourpartnerabouthowoftenhe/shedoestheactivities.HowoftendoyouwatchTV?IusuallywatchTV...二、新課講解Ranktheseactivitiesaccordingtohowoftenyouthinkyourclassmatesdothem(1=mostoften,6=leastoften).

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

MoststudentswatchTVeveryday.Theyusuallywatchgameshows.Thewriterthinksexerciseisthebestwaytorelaxbecauseit’shealthyforthemindandthebody,andyoucanspendtimewithyourfriendsandfamilyasyouplaytogether.No.BecausetheywatchTVtoomuch,anddolessexercise.二、新課講解Accordingtothearticleandthepiecharts,writesentenceswiththepercentagesusingalways,usuallyorsometimes.1.90%:____________________________________________2.85%:____________________________________________3.45%:____________________________________________4.10%:____________________________________________5.13%:____________________________________________6.2%:_____________________________________________NinetypercentofthestudentsalwaysusetheInternet.Eighty-fivepercentofthestudentsalwayswatchTV.Forty-fivepercentofthestudentsusuallyexercise.TenpercentofthestudentsoftenusetheInternet.ThirteenpercentofthestudentsusuallywatchTV.TwopercentofthestudentssometimeswatchTV.二、新課講解Chooseoneofthesefreetimeactivitiesorthinkofyourown.Thenaskyourclassmateshowoftentheydothisactivityandmakeapiechart.Showthepiecharttoyourclass.playcomputergamesreadbooksgoshoppingdrawpicturesplaysportsHowoftendoyou…?Namesofclassmates1-3timesaweek4-6timesaweekeverydayLanguagepoints二、新課講解1.percent名詞，意為“百分之……”。和數(shù)詞連用構(gòu)成百分?jǐn)?shù)。

percent沒有復(fù)數(shù)形式；和名詞連用時，后邊加of。FiftypercentofthestudentslikewatchingTV.百分之五十的學(xué)生喜歡看電視。另外：“數(shù)詞+percentof+名詞”結(jié)構(gòu)作主語時，謂語動詞單復(fù)數(shù)要根據(jù)of后的名詞確定。如：Eightypercentofthewaterispolluted.80%的水被污染了。Languagepoints二、新課講解2.not…atall

意為“一點兒也不，根本不”。Idon’tlikethemovieatall.我一點也不喜歡這個電影。另外：Notatall.

表示“不客氣”。相當(dāng)于“Youarewelcome.”—Thankyouforyourhelp.謝謝你的幫助?！狽otatall.

不客氣。Languagepoints二、新課講解3.although

連詞，意為“盡管，雖然，即使”。引導(dǎo)讓步狀語從句。相當(dāng)于“though”。Although/Thoughtheyareverypoor,theyarestillhappy.盡管他們很窮，他們?nèi)匀缓芸鞓?。注意?/p>

although和but不能連用。Languagepoints二、新課講解4.through

介詞，意為“以，憑借，穿過”。Hegotgoodgradeontheexamthroughhishardwork.這次考試他憑借努力取得了好成績。Thereisarivergoingthroughthevillage.有一條小河穿過村莊。辨析：through

指在某一空間內(nèi)穿過，強調(diào)內(nèi)部。

across

指在某一物體表面穿過，強調(diào)從一邊到另一邊。Hepassedthroughtheforest.他穿過了森林。Icanswimacrosstheriver.我能游到河對岸。二、新課講解Languagepoints5.mind

名詞，意為“頭腦，心智”。Althoughsheis90yearsold,hermindisquiteclear.盡管她已經(jīng)90歲了，她的頭腦還是很清晰。另外：mind作動詞，意為“介意，對某事煩惱”。后跟名詞、代詞、v-ing做賓語。Idon’tmindthecoldness.我不介意寒冷。Doyoumindpassingmethebook?你介意遞給我那本書嗎？6.suchas

意為“例如，像……這樣”。用于舉例子。Ilikeeatingfruit,suchasorangesandapples.我喜歡水果，比如橘子和蘋果。7.spendtimewith意為“和……一起度過/消磨時間”。Ioftenspendtimewithmyfamilyonweekends.

我常和家人一起度過周末時光。二、新課講解Languagepoints二、新課講解Languagepoints8.Oldhabitsdiehard.

諺語，意為“舊習(xí)難改”。形容人們的習(xí)慣、觀點或固有觀念很難改變。die

動詞，意為“消失，死亡”。非延續(xù)性動詞，不能和時間段連用。Hediedthreeyearsago.他三年前去世了。9.It’s+形容詞+forsb.+todosth.

意為“做某事對某人來說……”。It’sinterestingforustolearnEnglish.學(xué)英語對我們來說是很有趣的。三、歸納小結(jié)1.Newwordsandphrases:result,percent,online,television,although,through,mind,body,such,suchas,together,die.2.Theimportantsentencepatterns:Itis+adj.+forsb.+todosth.Although…spendtimewith…四、強化訓(xùn)練根據(jù)給出的單詞首字母填空。1.60p________ofteenagerscan’tsleepfor8hoursonweekdays.2.Therearemanyplacesofinterestss______asthePalaceMuseumandtheGreatWall.3.ThebestwaytolearnEnglishist_________listeningandreading.4.A_______Idon’tlikethiskindofmovie,Istillwenttothecinemawithher.5.Doyoum_______turningofftheTV?ercentuchhroughlthoughind四、強化訓(xùn)練完成句子。1.盡管他生病了，他還是去了學(xué)校。

________hewasill,hestillwenttoschool.2.你是如何度過暑假的？

Howdidyou_________yoursummervacation?3.我們班百分之三十的男生喜歡音樂。

Thirty___________theboysinourclass_______music.4.對他們來說完成這個任務(wù)是很難的。

Itis________fort