新仁爱版初中英语九年级上册U4T1SD优质课公开课教案Word文件下载.docx

新仁爱版初中英语九年级上册U4T1SD优质课公开课教案Word文件下载.docx

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能够理解其他形式的被动语态。

如:

现在完成时的被动语态和情态动词的被动语态。

能够在听、说、读、写活动中正确地运用被动语态。

Ⅲ.Thekeypointsanddifficultpoints

1.Keypoints:

Wordsandphrases:

mark,explorer,system,man-made,findout,aslongas,beusedtodosth.

Sentences:

Thismethodworkedwellatnightaslongastheweatherwasgoodandthestarscouldbeseen.

Today,theproblemhasbeensolvedbytheGlobalPositioningSystem.

Itcanalsobeusedtostudytheshapeoftheearth.

Grammar:

was/were+pp

2.Difficultpoints：

TheGPSisagreatinventionthathelpsusexploreourplanetanddiscoverwhereweare.

Ⅳ.Learningstrategies

通过语法和功能部分的归纳总结来内化所学的语言知识。

通过参与讨论1a的问题来感知、预测文章大意。

通过Project的设计活动，介绍自己的发明来提高口头表达能力。

Ⅴ.Teachingaids

指南针/小黑板/ppt等。

Ⅵ.Teachingprocedures

Stage

（timeperiod）

Interaction

patterns

Teacheractivity

Studentactivity

Remarks

1

Revision（12mins）

Individualwork

Classactivity

Groupwork

Step1:

LettheSscompleteGrammarandFunctionsandchecktheanswers.

T:

Boysandgirls,let’sbeginourclasswithsomeexercises.PleasecompletetheblanksinGrammarandFunctions.Whenyoufinish,raiseyourhand.

Iamgoingtochecktheanswers.Youhadbetteranswerinfullsentences.xxx,wouldyouliketoanswerthefirstone?

Great!

Howaboutthesecondone?

Step2:

LettheSssumuptheusageofpassivevoice.

Youalldidverywelljustnow.Next,let’ssumupthepassivevoice.Whatkindofpassivevoicedidwelearnfirst?

Couldyoutellmehowtouseit?

Superb!

Whatwasthesecond?

Howaboutthestructure?

Step3:

WritedownsomeChinesesentencesontheBboronthescreen.LettheSsputthesentencesintoEnglishaloneandthenchecktheanswersingroups.Letthegroupleaderscollectallthemistakes.

Now,lookatthesesentencesandputthemintoEnglishalone.Checktheanswersingroups.Thegroupleadersshouldcollectthemistakesinyourgroup.Whenyoufinish,raiseyourhand.

Example:

1.这种火箭是由中国在二十世纪七十年代制造的。

2.我的自行车昨天被盗了。

3.第一部手机是由马丁·

库伯（Martin.Cooper）发明的。

4.这条毛巾是用竹子做的。

5.X光机被用来诊断疾病。

Now,let’scheck.Group1,whatarethemistakesinyourgroup?

Whocansolvethisproblem?

Goodexplanation!

Howaboutyou,Group2?

CompleteGrammarandFunctionsandchecktheanswers.

S1:

Yes.TheradiowasinventedbyGuglielmoMarconiin1895.

S2:

Whenwasthedigitalcameradeveloped?

Itwasdevelopedinthe1970s.

S3:

Wherewasitdeveloped?

ItwasdevelopedinJapan.

S4:

…

Sumuptheusageofpassivevoice.

Ss:

一般现在时态的被动语态。

am/is/are+pp

一般过去时态的被动语态。

was/were+pp

PutthesentencesintoEnglishaloneandthenchecktheanswersingroups.

xxxhasdifficultiesinchoosingpresentpassiveorpastpassive.

通过观察时间标志词来确定。

如第1，第2题都有时间标志词。

第3、4、5题虽然没有明显的时间标志词，但是我们可以通过常识判断。

2

Pre-reading

（3mins）

Presentacompass.Askandanswerquestions.Moveto1a.

Whatisit?

Yes.It’sacompass.Whenwasitinvented,doyouknow?

Whoinventedit?

Whatisitusedfor?

Yes,youareright.Today,we’lllearnhowpeopleknowthedirections.

LettheSsreadthequestionsonpage88.Learnthenewwordexplorer.

Now,beforereadingthepassage,youhadbetterreadthequestionsonpage88.Youcanlearntheword“explorer”bywordformation“explore（v）+er=explorer（n）”.

Answerquestions.

指南针。

北宋。

It’ssaidthatEmperorHuanginventedit.

It’susedforgivingdirections.

Readthequestionsonpage88.Learnthenewwordexplorer.

3

While-reading

（8mins）

Step1:

LettheSsread1aandfindtheanswerstoQuestion1,2and3.

Now,read1aandfindouttheanswerstoQuestion1,2and3.Whenyoufinish,raiseyourhand.

Ithinkweshouldchecktheanswersnow.xxx,couldyoupleaseanswerQuestion1?

Wonderful!

Question2,who?

WhatisaGPS,whoknows?

LettheSsdiscusswhattheGPSwillbeusedforinthefuture.

WeknowGPSisusefultous.Whatisitusedfornow?

Oh,youhavegoodknowledgeofGPS.Now,pleasediscusswhattheGPSwillbeusedforinthefuture.

Haveyoufinisheddiscussing?

Whichgroupwantstobethefirst?

Smartidea.Buthowdoyoumakeitcometrue?

Othergroups?

Read1aandfindtheanswerstoQuestion1,2and3.

S:

Theearlyexplorerusedthestarstoknowwheretheywere.

Inbadweather,peoplecouldn’tseethestars,sothismethoddidn’twork.

GPSislikeaman-madestar.It’sveryusefultous.Peoplecanuseittofindouttheirposition.

Disc