【名師課堂·北京】Lesson2 同步課件（二）

U4Lesson12HealthyBones2

初二年級英語主講人占澍婷北京大學(xué)附屬中學(xué)石景山學(xué)校北京市中小學(xué)空中課堂bonen.骨頭bloodn.血holdv.拿著outsiden.外面，外部adj.外面的adv.在（或向）外面prep.在……外面Reviewthewords.insiden.里面，內(nèi)部adj.里面的adv.在（或向）里面prep.在……里面nutrientn.營養(yǎng)，營養(yǎng)物wasten.廢物；浪費(fèi)v.

浪費(fèi)calciumn.鈣vitaminn.維生素，維他命Reviewthewords.Reviewthetext.Paragraph

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Everytimewewalk,sitdownorholdabook,weareusingourbones.Bonesareimportantbecausetheysupportourbodiesandhelpusmovefreely.Althoughtheyareverylight,bonesarestrongenoughtosupportourweight.Bonesarehardontheoutside,buttheyaresoftontheinside.Thesoftpartofthebonemakesourblood.Bloodcarriesnutrientsthroughourbodies.Italsohelpsmovewastematerialsawaysoourbodiescanstayhealthy.Paragraph

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Reviewthetext.Calciummakesourbonessolid,soweneedtogetenoughofiteachday.Wecangetcalciumeasilyfrommilk,somevegetablesandotherfoods.Paragraph

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VitaminDisalsoimportantbecauseithelpscalciumworkwellinourbodies.AlthoughwegetvitaminDfromfoodlikefishandeggs,wecanalsogetitfromthesun!Trytogetabitofsuneverydaysoyoucanhavehealthierbones!Reviewthetext.Paragraph

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Exerciseimprovesourbonehealthtoo,somakeitahabit.Running,jumpinganddancingareallgoodexercise,butevendailyactivitieslikewalkingandclimbingstairscanhelpkeepourboneshealthyandstrong!Reviewthetext.CompletetheWordBuilderwiththeopposites.Bonesarehardontheoutside,buttheyaresoftontheinside.

AdjectiveOppositeinsideoutsideBonesarehardontheoutside,buttheyaresoftontheinside.

CompletetheWordBuilderwiththeopposites.AdjectiveOppositesickhealthyItalsohelpsmovewastematerialsawaysoourbodiescanstayhealthy.

CompletetheWordBuilderwiththeopposites.AdjectiveOppositeweakstrongRunning,jumpinganddancingareallgoodexercise,butevendailyactivitieslikewalkingandclimbingstairscanhelpkeepourboneshealthyandstrong!

CompletetheWordBuilderwiththeopposites.AdjectiveOppositehardsoftinsideoutsidesickhealthyweakstrongCompletetheWordBuilderwiththeopposites.Bonesarehardontheoutside,buttheyaresoftontheinside.

LookattheSentenceBuilder.although盡管，雖然原因狀語從句結(jié)果狀語從句讓步狀語從句e.g.Hewenttothedoctor.Hewassick.

Hewenttothedoctorbecausehewassick.

Hewassick,sohewenttothedoctor.1.Bonesareimportantbecausetheyhelpusmovefreely.Boneshelpusmovefreely,sotheyareimportant.LookattheSentenceBuilder.2.AlthoughwegetvitaminDfromfoodlikefishand

eggs,wecanalsogetitfromthesun!

WegetvitaminDfromfoodlikefishandeggsbutwe

canalsogetitfromthesun!LookattheSentenceBuilder.e.g.Idon’texercise.I’mneversick.Idon’texercise,butI’mneversick.AlthoughIdon’texercise,I’mneversick.I’mneversickalthoughIdon’texercise.LookattheSentenceBuilder.Bonesarehardontheoutside,butthey’resoftonthe

inside.

Althoughbonesarehardontheoutside,theyaresoft

ontheinside.LookattheSentenceBuilder.1.時(shí)間狀語從句

時(shí)間狀語從句由下列從屬連詞引導(dǎo)：when（當(dāng)……時(shí)），as

（當(dāng)，一邊……一邊），while（在……期間），after（在……之

后），before（在……之前），assoonas（一……就），since（自從），till/until（直到），whenever（任何時(shí)候）

等。AdverbialClauses狀語從句2.

原因狀語從句

原因狀語從句由下列從屬連詞引導(dǎo)：because（因?yàn)椋?，since（既然），as（由于）等。

例如：Hewenttobedbecausehefeltill.

Asitwasraininghard,theystayedhome.AdverbialClauses狀語從句3.

結(jié)果狀語從句so可以引導(dǎo)結(jié)果狀語從句。例如：Ididn’tplantheworkwell,soIdidn’tfinishitintime.AdverbialClauses狀語從句4.

讓步狀語從句

讓步狀語從句由下列從屬連詞引導(dǎo)：though（雖然），

although（雖然），as（盡管），evenif（即使），

even

though（即使），no

matter…（不管）等。AdverbialClauses狀語從句4.

讓步狀語從句

例如：Althoughitrainedalot,weenjoyedourholiday.Thehouseisn’tverynice.Ilikethegardenthough.EventhoughIwasreallytired,Icouldn’tsleep.AdverbialClauses狀語從句Completethesentences.Usealthough,because,butorso.WegetvitaminDfromthesun,it’simportanttogooutside.Igorunningeverydayitkeepsmehealthy.wedon’tusuallythinkaboutit,weneedtokeepourbonesstrong.sobecauseAlthoughCompletethesentences.Usealthough,because,butorso.Ourbonesarelighttheycansupportourweight.Idrinkmilkeverymorningmilkhascalcium.Mybrotherdoesn’tlikemilkhelikescheese,heeatsthat.butbecausesobutCompletethesentences.Usealthough,because,butorso.1.Iexerciseonceaweek.I’mstillnotveryfit.2.Wealwayseatagoodbreakfast.Wearen’thungrybefore

lunchtime.3.Sheusuallygoestobedearly.Shedoesn’tliketobesleepyat

school.4.Henevereatsjunkfood.Hisbrotheralwaysdoes.Jointhepairsofsentenceswithalthough,because,butorso.1.Iexerciseonceaweek.I’mstillnotveryfit.Checktheanswers.Threeversions:1)Iexerciseonceaweek,butI’mstillnotveryfit.2)AlthoughIexerciseonceaweek,I’mstillnotveryfit.3)I’mstillnotveryfitalthough

Iexerciseonceaweek.2.Wealwayseatagoodbreakfast.Wearen’thungry

beforelunchtime.Checktheanswers.Twoversions:Wearen’thungrybeforelunchtimebecausewealwayseatagoodbreakfast.Wealwayseatagoodbreakfast,sowearen’thungrybeforelunchtime.3.Sheusuallygoestobedearly.Shedoesn’tliketobe

sleepyatschool.Checktheanswers.Twoversions:Sheusuallygoestobedearlybecauseshedoesn’tliketobesleepyatschool.2)Shedoesn’tliketobesleepyat