九年級英語教案-仁愛版九年級英語上冊Unit4 Amazing Science（Topic3 I dont think aliens can be found in space.SectionD）教案

Word九年級英語教案-仁愛版九年級英語上冊Unit4AmazingScience（Topic3Idon’tthinkalienscanbefoundinspace.SectionD）教案

Themainactivitiesare1aand4.本課重點活動是1a和4。

Ⅰ.Teachingaimsanddemands

1.Learnsomenewwordsandaphrase:

beyond,separate,handin

2.Reviewtheuseof“modalverb+be+P.P.”

3.Talkaboutourplanetandlivingthingsonotherplanets.

Ⅱ.Teachingaids教具

多媒體課件/教學掛圖/錄音機/幻燈片

Ⅲ.Five-fingerTeachingPlan

Step1Review

通過圖片造句，復習本單元重點語法項目——含有情態(tài)動詞的被動語態(tài)，然后通過判斷句子正誤的方式鞏固SectionC，導入新課。

1.(多媒體展示一些圖片，學生們根據(jù)圖片內(nèi)容造句，該句子必須是“情態(tài)動詞+被動語態(tài)結(jié)構(gòu)”，復習本單元語法。)找教案http://.

T:Hello!Boysandgirls,inthistopicwehavelearnedanewgrammar,thepassivevoicewithmodalverbs.Now,let’slookatthescreen.Makesomesentencesaccordingtothepictures.Pleaserememberthatyoushoulduse“modalverb+be+P.P.”Doyouunderstand?

Ss:Yes.

T:(多媒體呈現(xiàn)一個很臟的教室。)Hereisaclassroom.S1,canyoumakeasentence?

S1:Yes.Theclassroomshouldbecleanedeveryday.

T:Good.Let’slookatnextone.(呈現(xiàn)一幅環(huán)境污染圖片。)S2,please?

S2:Theenvironmentmustbeprotectedbyus.

T:Excellent.Nextone.(呈現(xiàn)一輛壞了的自行車。)S3,youplease!

S3:Thebikeshouldberepaired.

T:Good.Next.(展現(xiàn)一幅小孩用臟兮兮的手在吃蘋果的圖片。)Whocanmakeasentence?

S4,canyou?

S4:Herhandsshouldbewashedbeforeeatingapples.

T:Right.Let’slookatnextone.(呈現(xiàn)一片被砍伐的樹林。)

S5:Thetreesshouldn’tbecutdownbypeople.

T:OK,next.(展現(xiàn)科學家們正在認真做研究的圖片。)

S6:Scientificresearchmustbedonecarefully.

T:Youdidverywell.Haveyoumasteredthenewgrammar?

SS:Yes.

2.(多媒體制作一個動漫的聲音。讓學生判斷波利說的上一節(jié)課學過的關(guān)于火星的內(nèi)容是否正確。激發(fā)學生的興趣，達到復習的目的。)

T:Boysandgirls.We’velearnedsomethingaboutMars.Doyoustillremember?

Ss:Yes.

T:Let’slistentowhatPollysays.AreherexpressionsaboutMarsrightorwrong?

Polly:Marsgoesaroundtheearthatadistanceofabout228millionkilometers.

Ss:No,youarewrong.

Polly:Itisonefourthasbigastheearth.

Ss:No,it’sabouthalfasbigastheearth.

Polly:Marslookslikearedandblackball.

Ss:No,itlookslikearedandorangeball.

Polly:Itisverybeautiful.

Ss:Yes.

Polly:Apersonweighs120kilosontheearth,butonlyweighs48kilosonMars.

Ss:Yes,youareright.

Polly:ThetemperatureonMarsisbetween-120℃and20℃.

Ss:No,it’sbetween-138℃and28℃.

Polly:IttakesaspaceshipfromtheearthabouteightyearstoreachMarswhenthetwoplanetsareclosesttoeachother.

Ss:No,eightmonths,noteightyears.

T:OK,boysandgirls,youdidverywell.Asweknow,Marsisthefourthplanetfromthesuninoursolarsystem.Thislesson,let’sgoontalkingaboutsolarsystem.

Step2Presentation

利用太陽系的圖片學習生詞，導入新課，呈現(xiàn)1a，完成1b。

1.(出示教學掛圖—太陽系，讓學生們從感官上認識太陽系，教師導入新課。)

T:Boysandgirls,justnowwetalkedaboutMars.Doyouknowhow

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