Unit2Howoftendoyouexercise？SectionB2a2e課件人教版英語(yǔ)八年級(jí)上冊(cè)

Unit

2How

often

do

you

exercise?Section

B

12a-2etelevisionbodyonlinemindtogetherNew

wordsLet’s

do

a

survey.Whatdoyoudoinyourfreetime?Doingexercise,useoftheInternetorwatchingTV?Whatactivitiesdoyouthinkishealthyforthemindandthebody?Reading2bRead

the

passage

quickly

and

find

the

answer

to

the

questions

below.Howmanykindsoffreetimeactivitiesarementionedinthepassage?__________________________________2.Whatisthebestwaytorelax?__________________________________Three.Thebestwaytorelaxisthroughexercise.Lastmonthweaskedourstudentsabouttheirfreetimeactivities.Ourquestionswereaboutexercise,useoftheInternetandwatchingTV.Herearetheresults.Wefoundthatonlyfifteenpercentofourstudentsexerciseeveryday.Forty-fivepercentexercisefourtosixtimesaweek.Twentypercentexerciseonlyonetothreetimesaweek.Andtwentypercentdonotexerciseatall!Weallknowthatmanystudentsoftengoonline,butweweresurprisedthatninetypercentofthemusetheInterneteveryday.Theotherthenpercentuseitatleastthreeorfourtimesaweek.Moststudentsuseitforfunandnotforhomework.WhatDoNo.5HighSchoolStudentsDoinTheirFreeTimeTheanswerstoourquestionsaboutwatchingtelevisionwerealsointeresting.OnlytwopercentofthestudentswatchTVonetothreetimesaweek.ThirteenpercentwatchTVfourtosixtimesaweek.Andeighty-fivepercentwatchTVeveryday!Althoughmanystudentsliketowatchsports,gameshowsarethemostpopular.ItisgoodtorelaxbyusingtheInternetorwatchinggameshows,butwethinkthebestwaytorelaxisthroughexercise.Itishealthyforthemindandthebody.Exercisesuchasplayingsportsisfun,andyoucanspendtimewithyourfriendsandfamilyasyouplaytogether.Andremember,“oldhabitsdiehard”.Sostartexercisingbeforeit’stoolate!Read

the

passage

carefully

and

complete

the

pie

chart

below.201520451090132852cRead

the

article

again

and

answer

the

questions.1.Howmanypercentofthestudentsdonotexerciseatall?_________________________________2.HowmanypercentofthestudentsusetheInterneteveryday?_________________________________Ninetypercentstudents.Twentypercentstudents.3.HowoftendomoststudentswatchTV?_________________________________Whatdotheyusuallywatch?_________________________________4.Whatdoesthewriterthinkisthebestwaytorelax?_______________________________Why?__________________________________MoststudentswatchTVeveryday.Theyusuallywatchsports,gameshows.It’s

healthyforthemindandthebody.Exercise.5.DoyouthinkthestudentsinNo.5arehealthy?_________________________________Whyorwhynot?___________________________________________________________________________________________________No,Idon’tthinkso.BecausemoststudentsuseInternetorwatchTVontheirfreetime.Theydon’tlikeexercising.It’sunhealthy.2dAccording

to

the

article

and

the

pie

charts,

write

sentences

with

the

percentages

using

always,

usually

or

sometimes.1.90%：____________________________________________________2.85%:____________________________________________________3.45%:_______________________________________________________EightypercentofthestudentsalwayswatchTV.NinetypercentofthestudentsalwaysusetheInternet.Forty-fivepercentofthestudentsusuallyexercise.4.10%:_________________________________________________________5.13%:__________________________________________________________6.2%:_________________________________________________________TenpercentofthestudentssometimesusetheInternet.ThirteenpercentofthestudentsusuallywatchTV.TwopercentofthestudentssometimeswatchTV.Language

points1.Wefoundthatonlyfifteenpercentofourstudentsexerciseeveryday.

percent名詞，意為“百分之……”e.g.Eightypercentofthestudentsinourclassexerciseeveryday.

我們班里80%的學(xué)生每天都鍛

煉?！咀⒁狻縫ercent做主語(yǔ)時(shí)，謂語(yǔ)動(dòng)詞的數(shù)要根據(jù)其后面的名詞來(lái)確定。e.g.Fiftypercentoftheapplesarebad.50%的蘋(píng)果都?jí)牧?。Twentypercentofthemeatisinthefridge.20%的肉都在冰箱。2.Andtwentypercentdonotexerciseatall!

not…atall意為“一點(diǎn)也不”，not應(yīng)和be動(dòng)詞、助動(dòng)詞或情態(tài)連用。e.g.Thestoryisn’tinterestingatall.

那個(gè)故事一點(diǎn)也沒(méi)有趣。Theydidn’tenjoythevacationatall.

他們根本不喜歡那次旅行。Theoldmancan’tusethecomputer

atall.

那位老人一點(diǎn)也不會(huì)用電腦。3.Althoughmanystudentsliketowatchsports,gameshowsarethemostpopular.although連詞，“盡管，雖然；即使”e.g.Wewentfishingalthoughitwascold.

盡管天氣很冷，但是我們還是去釣

魚(yú)了。注意：although引導(dǎo)的從句不能與but連用。e.g.盡管他離家很早，但是他還是遲到了。Althoughhelefthomeearly,buthewaslate.(×)Althoughhelefthomeearly,hewaslate.(√)[中考鏈接]Mycousinknowsalotaboutgeography,______heisonlyfouryearsold.A.because B.so C.althoughC4.…thebestwaytorelaxisthroughexercise.

through介詞，課文中意為“以，憑借”e.g.Hefoundthejobthroughanadvertisementinthenewspaper.

他通過(guò)報(bào)紙上的一個(gè)廣告找到這份

工作。[拓展]through還有“穿過(guò)”之意。表示“從……內(nèi)部穿過(guò)”。e.g.Theywentthroughtheforestyesterday.

昨天他們穿過(guò)了森林。5.Exercisesuchasplayingsportsisfun…suchas意為“像……這樣”，表示列舉。

結(jié)構(gòu)常為：名詞+suchas+例子e.g.Shelikesanimassuchas

rabbitsandbirds.

她喜歡像兔子、小鳥(niǎo)這樣的小動(dòng)

物。注意：其后面不可列舉出所有的事物。如：我了解四種語(yǔ)言，例如英語(yǔ)、漢語(yǔ)。Iknowfourlanguages,suchas,EnglishandChinese.(√)Iknowfourlanguages,suchas,English,French,JapaneseandChinese.(×)

6.Oldhabitsdiehard.舊習(xí)難改。

這是英語(yǔ)中的一句諺語(yǔ)，表示習(xí)慣一

旦養(yǎng)成，并非朝夕即可改變，多用來(lái)

描述人們一時(shí)難以改變的固有觀念及

做法。e.g.It’stheageofnewtechnology,butmygrandpastillgoeseverywherewithhisoldradio.Oldhabitsdiehard,yousee.

現(xiàn)在都已經(jīng)是新技術(shù)時(shí)代了，可我爺爺仍然到哪兒都帶著他的收音機(jī)。你瞧，老習(xí)慣可真難改呀。7.Sostartexercisingbefore

it’stoolate!it’stoolate為時(shí)太晚；來(lái)不及了e.g.Nowyouknowyou’rew