Unit2StayHealthy课时4SectionAGrammar课件人教版八年级英语下册

UNIT2StayhealthyGrammarFocusWhat'swrong?Iatetoomuchlastnight.Nowmystomachaches.Youshouldn’teatsomuchnexttime.What’sthematter?Youcouldeatsomesoftfoodfornow.YoushouldseethedentistandgetanX-ray.Ihaveareallybadtoothache.Howdidyouhurtyourself?Bemorecarefulnexttime.Ifwearenotcareful,wecaneasilyhurtourselves.IhurtmyselfwhenIfelloffmybike.What’sthematter(withsb.)?What’swrong(withsb.)?Howdidyouhurtyourself?Howtoaskabouthealthproblemsandaccidents?Ihaveareallybadtoothache.Nowmystomachaches.Rules:have+a/an/the+疾病名词

have+a/an+身体部位-achehave+a+sore+身体部

身体部位+aches/hurtsHowtoanswerabouthealthproblem?IhurtmyselfwhenIfelloffmybike.Howtogiveadvice?Youshouldn’teatsomuchnexttime.YoushouldseethedentistandgetanX-ray.Youcouldeatsomesoftfoodfornow.Learntheusageofmodalverbs"should"and"could“.情态动词should，could后接动词原形，无人称和数的变化。should，could不能单独作谓语，只能和其他动词一起构成谓语。否定形式是在其后加not；变为一般疑问句时，将should，could提到主语前。情态动词should和could的用法情态动词should和could的用法Learntheusageofmodalverbs“should”.should的用法（1）提出建议或劝告，意为“应该”▶Youshouldhavethreemealsadayontime.你应该按时吃一日三餐。（2）义务或责任，意为“应该；应当”▶Eachofusshouldstudyhard.我们每个人都应该努力学习。（3）推测，意为“应该会；可能”▶Doingcalligraphyshouldbeinteresting.练习书法应该会很有趣。（4）责备、命令或要求，语气比较强烈。▶Youshouldn’tbescaredofmakingmistakes.你不应该害怕犯错。（5）征求意见，意为“应该；应当”▶Whatshouldwedonow?我们现在应该做什么呢？Learntheusageofmodalverbs"could”.could的用法（1）建议“可以”▶Youcouldeatouttonight.今晚你可以上馆子吃饭。（2）委婉请求或征求许可“能”▶Couldyoutakeouttherubbish?你能倒垃圾吗？▶CouldIgoonanoutingwithyou?我可以和你一起出外游玩吗？

回答用“can”！！！（3）could为can的过去式，表示能力。▶Hecouldrideabikeattheageoffive.他五岁时就会骑自行车。（4）推测，意为“可能”。▶ThebookcouldbelongtoLilybecauseshelikesreadingbooks.

那本书可能是莉莉的，因为她喜欢读书。Mobilephonesareuseful,butyou_______usethemwisely.Toprotectyoureyes,every20minutes,you_______restyoureyesandlookatsomethingfaraway.What'smore,you_______changeyourscreen'sbrightnesstotryandmatchyourenvironmentandmakethewordsonthescreenbigger.Ofcourse,you___________lookatyourphonejustbeforeyougotobed,andyoucertainly_________lookatitwhenyoucrosstheroad!Infact,you____________avoidusingyourphonetoooften.You_______listentomusicinsteadofwatchingvideos.You_______alsotalktoyourfriendsinsteadofsendingthemmessages.4cCompletethepassagewithshould,shouldn't,orcould.should有用，但要理智使用及时休息环节视觉疲劳should亮度合适，字体大小合适should睡前看手机shouldn’t过马路看手机shouldn’t过度使用should少看视频少发信息shouldshouldReadthesentences.Circlethereflexivepronouns.4aWhat’swrong?Iatetoomuchlastnight.Nowmystomachaches.Youshouldn’teatsomuchnexttime.What’sthematter?Ihaveareallybadtoothache.YoushouldseethedentistandgetanX-ray.Youcouldeatsomesoftfoodfornow.Howdidyouhurtyourself?IhurtmyselfwhenIfelloffmybike.Bemorecarefulnexttime.Ifwearenotcareful,wecaneasilyhurtourselves.反身代词是一种表示，可译为“本人”“本身”hurtoneself

accidentscutoneself

反身代词是一种表示反射或强调的代词，可译为“本人”“本身”第一人称第二人称第三人称单数复数myselfourselvesyourselfyourselveshimselfherselfitselfthemselves口诀：一二物主，三宾格。Learntheusageofthereflexivepronouns.用法（1）作宾语ShetaughtherselfEnglish.她自学了英语。Theyshouldlearntolookafterthemselves.

他们应该学着照顾自己。Thelittleboywenttoschoolbyhimself.那个小男孩自己去上学了。（2）作同位语：用于强调。Hehimselfbuiltthehouse.他自己建造了那座房子。YoushouldgoandaskTomhimself.你应该去问问汤姆本人。反身代词不能单独作主语，需与主语保持人称、数的一致。❌Myselfwenttothehospital.（反身代词不能作主语）

。（3）作表语：

用来描述身体或精神方面的感觉或状态。Justbeyourself.做好你自己。短语hurtoneself伤到自己teachoneself/learnbyoneself自学enjoyoneself过得愉快byoneself独自；单独helponeself(to)...随便吃/喝……cometooneself苏醒dressoneself给自己穿衣服lookafteroneself照顾自己talktooneself自言自语believeinoneself相信自己Learntheusageofthereflexivepronouns.Thegirlcleanedthecutonherarmby_______.Becarefulwhenyou'reusingtheknife!Don'tcut_______.Wecouldn'tenjoy_______whileourmotherwasinhospital.MrLiknowshowtotakecareofhishealthbecauseheusedtobeadoctor_______.Thestudentsareyoung,buttheyknowhowtoprotect_______.Herclearestmemoryisnotoftherace_______,buttheterriblepaininherlegsthenextday.4bCompletethesentencesusingthecorrectreflexivepronouns.herselfyourselfourselveshimselfthemselvesitself祈使句省略对方you4dActoutanillnessorinjury.Havetheothersguesswhatitisandgiveadvice.Doyouhaveasorethroat/badcold/...?Didyoufallfromyourbike/cutyourself/