Word九年級英語教案-仁愛版九年級英語上冊Unit1TheDevelopingWorld（Topic2Chinahasthelargestpopulation.SectionC）教案

Themainactivityis1a.本課重點活動是1a。

Ⅰ.Teachingaimsanddemands教學目標

1.Learnsomenewwordsandphrases:

difficulty,beshortof,sofar,takemeasurestodosth.,percent

2.Learnsomeusefulsentences:

(1)…andaboutonefifthofthepeopleintheworldliveinChina.

(2)…ourgovernmenthastakenmanymeasurestocontrolthepopulation.

(3)Thankstothepolicy,Chinaisdevelopingquicklyandpeople’slivingconditionsareimprovingrapidly.

3.Talkabouttheproblemsthelargepopulationcauses:

(1)It’sdifficultforlotsofpeopletofindjobs.找教案http://.

(2)…,weareshortofenergyandwater.

(3)Mostcitiesaremorecrowdedthanbefore,andthetrafficismuchheavier.

4.Getstudentstoknowhowserioustheworld’spopulationproblemis.

Ⅱ.Teachingaids教具

多媒體/圖片/小黑板/錄音機

Ⅲ.Five-fingerTeachingPlan

Step1Review

教師出示一些數(shù)字和圖表，復習高位數(shù)表達法，導入新課。

1.(用添加數(shù)字的方法復習高位數(shù)字，使學生由淺入深地掌握知識。操作方法：教師首先在黑板上寫出一個兩位數(shù)，然后逐次在前面加上一個數(shù)字，被提問的學生由基礎較差的向基礎較好的依次遞進。)

T:I’llwritenumberslikethis“888888888,…8888888888”.Saythesenumbersasquicklyasyoucan,clear?

Ss:Yes.

T:88.

S1:Eighty-eight.

T:888.

S2:Eighthundredandeighty-eight.

T:8888.

S3:Eightthousand,eighthundredandeighty-eight.

…

T:8888888888.

S4:Eightbillion,eighthundredandeighty-eightmillion,eighthundredandeighty-eightthousand,eighthundredandeighty-eight.

2.(通過多媒體展示世界各國人口圖表，復習SectionB中重要句型。)

T:Youhavemasteredhowtosaythesenumbers.Nowlookatthechartandreviewwhatwe’velearnedinSectionB.What’sthepopulationoftheworld?

Ss:Itissaidthattheworldhasapopulationof6.5billion.

T:Whichcountryhasthelargestpopulation?

Ss:Chinahasthelargestpopulation,with1.3billion.

T:Istheworld’spopulationincreasingnow?

Ss:Yes,theworld’spopulationisincreasingby80millioneveryyear.

T:Itisreallyoneofthegreatestproblemstoday.Ithinkweshoulddosomethingtosolvethisproblem.

Ss:Yes.

Step2Presentation

通過圖片，創(chuàng)設語言情景，呈現(xiàn)部分生詞、詞組及分數(shù)的表達法。

1.(教師展示人才市場的圖片和事先準備好的小黑板，引出1a。)

T:Justnow,wehaveknowntheworldhasalargepopulation.Now,lookatthepictureandthestatementsaboutpopulation:

（出示小黑板。）

(1)Everyminuteabout261babiesarebornintheworld.

(2)Theworld’spopulationisgrowingfasterandfaster.

(3)Chinahasthelargestpopulationintheworld.

(4)China’spopulationhasreachedonefifthoftheworld’spopulation.

T:Whatdoyouthinkofthepictureandthestatements,boysandgirls?

Ss:That’sterrible!

T:Yes.Thegrowingpopulationwillcausemanydifficulties.Itwillinfluencethedevelopmentoftheworld’seconomy.Sofar,somefamiliesstillcan’toffertheirchildrenagoodeducation.

(板書單詞difficulty，詞組sofar，要求學生掌握。)

difficult(adj.)—difficulty(n.)—difficulties(n.pl.)

sofar

T:Doyouwanttoknowotherproblemscausedbythelargepopulation?

Ss:Sure.

T:Weareshortofenergyandwater.NowChina’spopulationisonefifthoftheworld’spopulation.Itmeansitis20percentoftheworld’spopulation,soChinahastakensomemeasurestosolvetheproblem.Doyouknowwhattheyare?

(板書onefifth，詳解并要求學生掌握分數(shù)表示法；掌握單詞percent，詞組beshortof,takemeasurestodosth.。)

beshortof

onefifth

percent

takemeasurestodosth.

Ss:Oneisknownastheone-childpolicy.IthasworkedwellincontrollingChina’spopulation.

T:Thankstothepolicy,Chinaisdev