九年级英语第十三单元A部分2A2D教案Word文档下载推荐.docx

九年级英语第十三单元A部分2A2D教案Word文档下载推荐.docx

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Noscientificstudieshaveshowedthatsharkfinsaregoodforhealth.

Weshouldhelpsavethesharks.

2.技能目标:

能正确运用现在进行时，现在完成时，被动语态，情态动词和usedto句型。

3.情感目标:

有环境危机意识，学会关注环境保护环境。

二、教学重难点：

1.教学重点：

（1）能正确运用现在进行时，现在完成时，被动语态，情态动词和usedto句型。

（2）保护环境的措施方法。

2.教学难点：

能正确运用现在进行时，现在完成时，被动语态，情态动词和usedto句型。

三、教学步骤:

VI.Listening

1.2aListentotheinterview.CirclethekindsofpollutionthatJasonandSusantalkabout.

A.landpollutionB.airpollution

C.noisepollutionD.waterpollution

Keys:

BA

2.2bListenagainandcompletethesentences.

1）Theairisbadlypollutedbecausethereare___________ontheroadthesedays.

2）Factoriesthatburncoalalso________theairwithalotofblacksmoke.

3）Thereisalsotoomuchrubbishandwaste.People_________________thingseveryday.

4）Peoplearealsolitteringin______________likeparks.Thisisturningbeautifulplacesintougly（丑陋）ones.

morecarspollutearethrowingawaypublicplaces

3.Listenandanswerthequestions.

1）Whoistheinterviewertalkingto?

2）Whataretheytalking?

3）Whatotherproblemsdotheysee?

SusanandJason.

Theenvironmentalproblems.

There’stoomuchrubbishandwasteinthestreets.

VII.Practice（2c）

Usetheinformationin2aand2btorole-playconversationsbetweenJasonandSusan.

Jason:

Theairhasbecomereallypollutedaroundhere.I’mgettingveryworried.

Susan:

Yes,Iusedtobeabletoseestarsinthesky.

Theproblemisthat…

VIII.Discussion

Askstudentswhatweshoulddotosavetheearth.Helpstudentsanswer,turnoffthe

lightswhenyouleavearoom;

stopridingincars;

stopusingpapertowelsornapkins;

recyclebooksandpaper.

IX.Reading

1.Read2dandcompletethechart.

Problems

Solvingproblems

airpollution

wastepollution

wooden（木头的）chopsticksorplasticforks

rubbish

2.Role-playtheconversation.

Interviewer:

JasonandSusan,whatareyourideasforsolvingtheseproblems?

Well,tocutdownairpollution,weshouldtakethebusorsubwayinsteadofdriving.

Yeah,orrideabike.Thereareotheradvantages（优点）ofbikeriding.It’sgoodforhealthanditdoesn’tcost（花费）anything!

Greatideas!

Whataboutwastepollution?

Mmm,Ithinksimplethingslikebringingabagtogoshoppingcanhelp.Istarteddoingthatayearago.

Me,too.Also,Inevertakewoodenchopsticksorplastic（塑料）forkswhenIbuytakeaway（外卖食品）food.Iusetheonesathome.

Andremembertothrowrubbishinthebinsandkeeppublicplacescleanandbeautifulforeveryone.

Sotogether,ouractionscanmakeadifferenceandleadtoabetterfuture!

X.Summaryandlanguagepoints

1.Thisisturningbeautifulplacesintouglyones.

turn…into…把……变成……

e.g.Theicyrainseemedliketoturnintosnow.

渐渐地冻雨又变成雪花的模样。

2.It’sgoodforhealthanditdoesn’tcostanything!

costv.花费；

使付出

指花费金钱，主语通常是物。

cost的过去式和过去分词均为cost。

e.g.ThenewshirtcostMrWang200yuan.王先生花了200元买了新衬衫。

Howmuchdoesthenewcomputercost?

新电脑花了多少钱？

take,spend,pay&

cost

take，spend，pay和cost都可以表示“花费”，但它们的用法各有不同。

1）take多表示花费时间，常用于Ittakessb.sometimetodosth.这一句型中，其中it作形式主语。

e.g.Itusuallytakesme40minutestocookthedinner.

2）spend多表示花费时间和金钱，主语通常是人，常用于sb.spend（s）sometime/moneyonsth.

和sb.spend（s）sometime/money（in）doingsth.两种句型。

e.g.Davidspent2,000yuanonthenewmachine.

Myfatherspendsanhour（in）watchingthenewsonTVeveryday.

3）pay多表示花费金钱，主语通常是人，常用于sb.pay（s）somemoneyforsth.句型。

e.g.Tommypaid20yuanforhisbreakfastyesterday.

4）cost多表示花费金钱，主语通常是物，常用于sth.cost（s）（sb.）somemoney.句型。

e.g.ThenewdresscostLinda88yuan.

根据句意用take,spend,pay或cost的适当形式填空。

1）Thatnewcar________ 

themlotsofmoney.

2）Mona__________50yuanonthebooksjustnow.

3）Itusually_______ 

meanhourtodomyhomework.

4）Youshould__________ 

sometimepractisingyourpronunciation.

5）Mybrother_______ 

6,000yuanforthenewcomputeryesterday.

Keyscost 

spent 

takesspendpaid

3.Sotogether,ouractionscanmakeadifferenceandleadtoabetterfuture!

makeadifference（to…）表示（对……）产生影响或作用

e.g.Doyouthinkhiswordswouldmakeanydifferencetothefinaldecision?

你认为他的话会对最后的决定产生影响吗？

ThenewteacheralwaysencourageslittleTom.Thishasmadeabigdifference

tohim.

新来的老师总是鼓励小汤姆，这对他影响很大。

XI.Exercises

用动词的适当形式填空。

1）We’retrying_______（save）theearth.

2）Thereusedto_____（be）cleanandbeautiful.

3）Therearetoomany______for________tocatch（fish）.

4）It’sbadforenvironmenttouse_________（wood）chopsticks.

tosavebefishfishermenwooden

XII.Thinkabout

Theearthisbadlypolluted.Pleasemakeaposterandthinkofwhatwecando.

XIII.Homework

1.Copythenewwordsandrememberthem.

2.Readthelisteningmaterialsof1b,2a.

如有侵权请联系告知删除，感谢你们的配合！

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