九年级英语教案-仁爱版九年级英语上册Unit1 The Developing World（Topic2 China has the largest population.SectionC）教案

Word九年级英语教案-仁爱版九年级英语上册Unit1TheDevelopingWorld（Topic2Chinahasthelargestpopulation.SectionC）教案

Themainactivityis1a.本课重点活动是1a。

Ⅰ.Teachingaimsanddemands教学目标

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

多媒体/图片/小黑板/录音机

Ⅲ.Five-fingerTeachingPlan

Step1Review

教师出示一些数字和图表，复习高位数表达法，导入新课。

1.(用添加数字的方法复习高位数字，使学生由浅入深地掌握知识。操作方法：教师首先在黑板上写出一个两位数，然后逐次在前面加上一个数字，被提问的学生由基础较差的向基础较好的依次递进。)

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.(通过多媒体展示世界各国人口图表，复习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

通过图片，创设语言情景，呈现部分生词、词组及分数的表达法。

1.(教师展示人才市场的图片和事先准备好的小黑板，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.

(板书单词difficulty，词组sofar，要求学生掌握。)

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

sofar

T:Doyouwanttoknowotherproblemscausedbythelargepopulation?

Ss:Sure.

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

(板书onefifth，详解并要求学生掌握分数表示法；掌握单词percent，词组beshortof,takemeasurestodosth.。)

beshortof

onefifth

percent

takemeasurestodosth.

Ss:Oneisknownastheone-childpolicy.IthasworkedwellincontrollingChina’spopulation.

T:Thankstothepolicy,Chinaisdev