Unit+2+Topic+2+Section+D【知识精讲精研】八年级英语上册精美课件（仁爱版）

Unit2KeepingHealthy

Topic2

Imustaskhimtogiveupsmoking.SectionDVSGoingtobedearlyandgettingupearlyaregoodforourhealth.Wehadbettergotobedearlyandgetupearly.Reviewsomegoodlivinghabits(好的生活习惯).gotobedearlygetupearlyReviewsomegoodlivinghabits(好的生活习惯).Washinghandsbeforemealsisgoodforourhealth.Weshouldwashhandsbeforemealseveryday.Havingbreakfasteverydayisgoodforourhealth.Wehadbetterhavebreakfasteveryday.Drinkingenoughwatereverydayisgoodforourhealth.Wehadbetterdrinkenoughwatereveryday.Doingmorningexerciseseverydayisgoodforus.Weshoulddomorningexerciseseveryday.Reviewsomegoodlivinghabits(好的生活习惯).Reviewsomegoodlivinghabits(好的生活习惯).Brushingyourteethtwiceadayisgoodforus.Weshouldbrushourteethtwiceaday.Puttinglitterintothedustbinisgoodforus.Weshouldputlitterintothedustbin.Reviewsomebadlivinghabits(坏的生活习惯).Throwinglitteraroundisbadforus.Weshouldn’tthrowlitteraround.Readinginthesunisbadforus.Weshouldn’treadinthesun.Reviewsomebadlivinghabits(坏的生活习惯).Stayinguplateisbadforus.Weshouldn’tstayuplateatnight.Keepingfingernailslongisbadforourhealth.Wehadbetternotkeepfingernailslong.Listenandnumberthefollowingpictures.123456takeshowerswashthehandsopenthewindowtokeeptheairfreshdrinksourmilktidyourroomsspitinpublic1Makesentenceswiththestructuresinthebox.should/shouldn’t…Wemust/mustn’t…Weshouldtakeshowersoften.Weshouldwashthehandsbeforemeals.Weshouldoftenopenthewindowtokeeptheairfresh.Wemustn’tdrinksourmilk.Weshouldtidyourroomsandoftensweepthefloor.Wemustn’tspitinpublic.Makesentenceswiththestructuresinthebox.健康对我们每个人都很重要，那怎样去保持健康呢？请根据以下图片提示写一篇作文。注意：1.字数在60字以上。

2.开头和结尾已为你写好，不计入总词数。

Howtokeephealthy?

Goodhealthisimportanttoeveryone,buthowcanwekeephealthy?

First,

Second,Third,Last,

Ifeveryoneobeytheheathrules,I'msurewewillhaveahappylifeandagoodhealth.生活习惯

饮食习惯

GrammarYou_____________throwlitteraround.Hethinkssmoking___________helphimrelax.It_________evencausecancer.I__________askhimtogiveupsmoking.________Iborrowyournewspaperandshowittomyfather?ModalVerbs(Ⅱ):must/mustn’t;may;cancanMaymustn’tmustcan1.表示能力Hecandraw,buthecan'treadastory.他会画画，但不会读故事。2.表示可能Thegirlcan'tbeAmybecauseshewenttostudyin

anotherschool.那个女孩不可能是埃米，因为她转学了。3.表示请求，允许CanIwalktoschoolwithyou?我可以和你一起走去学校吗？Grammarcan1.表示可能—Ididn'tseeJackintheclassroom.我没在教室看见杰克。—Hemayplaybasketballontheplayground.他可能在操场打篮球。2.表示征求同意

(此时可以与can互换使用，但

may语气更委婉)—MayIwatchTVnow?我现在可以看电视吗？—Yes,youmay/can.是的，你可以。Grammarmay1.表示必须，义务Youmuststudyhard.你必须努力学习。2.肯定形式表示推测—Whoisknockingonthedoor?谁在敲门？—ItmustbeJane.一定是简。3.否定形式表示不许，禁止Youmustn'ttellalie.不许你撒谎。Grammarmust【提示】1.

表示否定的推测用can't，而不用mustn't。e.g.Thatcan'tbemybookbecauseBob'snameis

onit.

那不可能是我的书，因为鲍勃的名字在上面。2.

用must提问的句子，其否定回答用needn't或

don'thaveto，而不能用mustn't。e.g.—MustIturnoffthelightnow?我现在必须关灯吗？—No,youneedn’t/don'thaveto.不，不必。Grammar2Completethepassagewiththecorrectwords.Somepeoplethinkthatsmoking________(must/can)helpthemrelax.Infact,smokingisreally__________(healthy/unhealthy).Doyouknowthatthere______(is/are)over4000chemicalsincigarettes?Thesechemicalsare_______(good/bad)forourbodies.They_____(must/can)causecancerandotherdiseases.Thesmokefromcigarettesharms____________(only/notonly)smokersbutalsootherpeople.It’scalled“second-handsmoke”andit______(can/can’t)bemoredangerousandhashigherrisks.Smokersshouldn’tusesmokingtohelpthemrelax.They______(must/mustn’t)giveupsmokingassoonaspossible.canunhealthyarebadcannotonlycanmustFunctions___________uplateisbadforyourhealth.Howterrible!It’s___________foryourhealth.Don’tread_________thesun.Itwillkeepyou___________duringtheday.inStayinggoodactiveSummaryWelearn:

Wecan:

shower,fact,infact,unhealthy,chemical,cigarette,body,harm,disease,smoker,risk,possible,as…aspossible…Talkabouthealthy