Unit2Topic3SectionD课件英语八年级上册

Unit2KeepingHealth

Topic3Mustweexercisetopreventtheflu?

SectionD

You_______________________________.Butfastfood,likepotatochips,will____________________.Weshouldexerciseoften__________________________.Playingsportscanalso____________________________.It’snecessaryforyou_____________________________.needtohavehealthyeatinghabitsmakeyoufatandunhealthytobuildusuphelpyoukeepfittolearnaboutfirstaid需要有健康的饮食习惯使你发胖和不健康以便于增强我们体质帮助你保持健康学习急救知识Happiness_______________yourhealth._______________,youmayfeelillifyouarealwaysunhappy.So,behappy_______________.isimportantfortobehealthyOntheotherhand对...重要另一方面为了变得健康Youmust________________smokinganddrinking.Youshould_____________smokinganddrinking.stayawayfromsaynoto远离对...说不2

Inordertokeephealthy,weshould_____________________,__________,__________and_________________.Weshouldalso___________________and_________________________________.havehealthyeatinghabitsplaysportsbehappystayawayfromsmokinganddrinkingdrinkenoughwateropenthewindowoften（inorder）todosth.“为了、以便于做某事”，作目的状语，可放句首或句末。Igoswimmingeveryday（inorder）tokeepfit.Bothsidesmet（inorder）tosolvetheproblem.should;keepawayfromSheshouldkeepawayfromcrowdedplaces.Whatshouldwedotokeephealthy?

hadbetter;oftenWehadbetterwashhandsoften.should;tobuildsb.upHeshouldexerciseoftentobuildhimup.should;keep;freshSheshouldkeeptheairfresh.should;changeHeshouldchangehisclothesoften.1.Themoreexercise,thebetter.()2.Weshouldstopexercisingwhenwearehurt.()3.Drinkingwhileplayingsportsisbadforourhealth.()4.Exercisinginagymisnotagoodidea.()

1aTickthefollowingideasyouthinkcorrectbeforereading.Thenreadthepassageandcheck.1a

HowtoExerciseWell*Warmup.Itisimportanttowarmupbeforeyouexercise.Youneedtostretchyourlegs,arms,backandneckbeforeyoudoanydifficultactivitieslikerunning.*Findgoodplacestoexercise.

Youdonotneedtospendalotofmoneyexercising.Youcanrunorplaysportsinaparkorinyourschoolgym.Youdon’tneedtobuyexerciseequipmentforyourhome.Justgetyourbodymoving!stretches/stretched运动设备1a

HowtoExerciseWell*Don’tworktoohard.

Chooseasportthatyouenjoyandthenyourexercisewillbefuninsteadofwork.Also,youonlyneedtoexerciseafewtimeseachweek.Ifyouexercisefor30minuteseachtime,youwillstayhealthy.*Drinkenoughwater.Itisimportanttodrinkwaterwhenyouexercise.Yourbodyneedsthewaterforenergyandforkeepingcool.*Becareful!Ifyouhurtyourself

whileyouareexercising,restuntilyoufeelbetter.Exercisingwhenyouarehurtisbadforyourhealth.Languagepoints1.Themoreexercise,thebetter.锻炼得越多越好。Themoretheeasier

比较

最高级good

→

better

→

bestwell

→

better

→

bestmany/much

→

more

→

mostlittle

→

less

→

leastTheharderLanguagepoints

①

stopdoingsth.停止做某事；

②stoptodosth.停下来去做某事（表示停下正在做的事情去做另一件事）；

③stopsb.(from)doingsth.阻止某人做某事。

eg.Whentheteachercameintotheclassroom,westop________(talk).Shewastootired,soshehadtostop_________(have)arest.Theheavyrainstoppedus___________(play)basketball.及时练习：1.Iwanttoaskmyfathertostop_______(smoke)becauseofhisbadcough.2.WheneverweaskMissChenforhelp,shewillstop________(help)us.3.我们应该阻止孩子们玩火。（完成译句）

Weshould_______thechildren_______playingwithfire.2.Weshouldstopexercisingwhenwearehurt.

当我们受伤时应该停止锻炼。smokingtohelpstopfromtalkingtohavefromplayingLanguagepoints

考点：

when/while/before/after+时间状语从句

可以简化为：when/while/before/after+doingsth.前提是主句和while从句的主语一致eg.①

IoftengivemymomahugbeforeIgoout.=Ioftengivemymomahugbefore___________.

3.Drinkingwhileplayingsportsisbadforourhealth.

做运动时喝饮料对我们健康不利。goingoutLanguagepoints4.Youdonotneedtospendalotofmoneyexercising.

你不必花很多钱做锻炼。Languagepoints

考点：

（2）need作实义动词，用法如下：

needsth.需要某物，

needtodosth.需要做某事

sth.needsdoing

某事需要被完成eg.Ineedyourhelp.Everyoneneedstoexerciseatleast30minuteseveryday.

Theroomneedscleaning.注意：need作为情态动词主要用于否定句和疑问句中。eg.Youneedn’tworryaboutit.—Needhedothisworkfirst?—No,heneedn’t.

5.Youdonotneedtospendalotofmoneyexercising.

你不必花很多钱做锻炼。Languagepoints

考点：

（1）thatyouenjoy是一个定语从句，修饰名词sport.

（2）choose(not)todosth.选择(不)做某事

过去式：chose

choose...from...从......中选出......

eg.Heoftenchoosesnottoanswermyquestions.（3）instead

adv.，意为“代替，而不是，相反”，

常用作状语（位于句首或句末）。

eg.Ididn’tgotothepark.Instead,Iwenttothezoo.拓展：instead和insteadof的辨析：6.Chooseasportthatyouenjoyandthenyourexercisewillbefuninsteadofwork.选择一项你喜欢的运动，然后你的锻炼会有趣而不是工作。Languagepoints拓展：instead和insteadof的辨析：1）instead是副词，单独使用时通常放在句首或句末，在句首时常用逗号隔开，表示前面的事没做，而做了后面的事。eg.Hedidn’tgotoschool.Instead,hewenttothecinema2）insteadof是介词短语，意为“代替，而不是”，后面可以跟与前面并列成分相应的名词、代词、动词-ing形式等作为介词宾语。eg.Hewenttothecinemainsteadofgoingtoschool.记忆：instead,句子

insteadof+名词、代词、动词-ing形式等练习：Philipdidn'tgohikingwithhissister._____,hestayedandplayedgamesaloneathome.A.InsteadB.RatherthanC.InsteadofD.AlthoughAKeyphrases停止做某事1.stopdoingsth.2.stoptodosth.3.Themoreexercise,thebetter4.warmup5.needtodosth.6.sb.spends...doingsth./onsth.7.choosetodosth.8.keephealthy/fit9.becareful停下来去做某事锻炼得越多，就越好。热身需要做某事某人花......做某事/在某事上选择做某事保持健康当心BCDAHomework1.背默课文SD1a最后三段2.背默单拓27-353.大报纸第四课时4.滚动练SD明早早读小测GrammarModalVerbs(Ⅲ):must/haveto______weexercisetopreventtheflu?Yes,wemust./No,wedon’t_______./No,we_______.Andyou_____doyourhomeworkfirst.I______dosomecleaning.Musthavetoneedn’tmusthavetoReadthroughSectionsA-Candfillintheblankswiththecorrectwords.GrammarReflexivePronounsFirstpersonSecondpersonThirdpersonSingular________yourselfhimself_______itselfPluralourselves_____________________PersonNumbermyselfyourselvesherselfthemselves

数人称单数复数第一人称myself我自己ourselves我们自己第二人称yourself你自己yourselves你们自己第三人称himself他自己themselves

他们自己herself她自己itself它自己反身代词是表示或强调自身的代词，有人称和数之分。Functions_____Iaskyousomequestions?Sure,go______.I’mafraidheis______rightnow.OK,I’llringhim______later.I’d______tospeaktoDr.LiYuping.CanI_______amessage?Pleasetellmyfather______________thetalktomorrowafternoon.Youshould______notosmokinganddrinking.Mayaheadbusylikeleavenottoforgetsayup1.

用适当的反身代词填空。①Icooked______amealandthenIwatchedTV.②Ifyoudon’thelphim,he’llhavetodoitallby_________.③Iputthefoodonthetableandaskedthemtohelp__________