九年级英语教案-仁爱版九年级英语上册Unit2 Saving the Earth（Topic1 Pollution is harmful to peoples health.SectionC）教案

Word九年级英语教案-仁爱版九年级英语上册Unit2SavingtheEarth（Topic1Pollutionisharmfultopeople’shealth.SectionC）教案

Themainactivityis1a.本课重点活动是1a。

Ⅰ.Teachingaimsanddemands教学目标

1.Learnsomenewwordsandphrases:

coal,deaf,print,disturb,rubbish

2.Learnsomeusefulsentencesaboutnoisepollution:

(1)…noiseisalsoakindofpollutionandisharmfultohumans’health.

(2)Peoplewhoworkandliveinnoisyconditionsgodeafeasily.

(3)…manyteenagersinAmericacanhearnobetterthan65-year-oldpeopledo,…

3.Improvethesenseofprotectingtheenvironment.

Ⅱ.Teachingaids教具

图片/录音机/小黑板

Ⅲ.Five-fingerTeachingPlan

Step1Review

总结SectionA与SectionB内容，以环境污染的危害为主题，展开复习。

(教师用上两节课的内容进行复习，导入1a。)

T:Wehaveknownsomekindsofpollution.Canyoulistthem?

Ss:Yes.Suchaswaterpollution,soilpollution,lightpollution,airpollution,noisepollutionandsoon.

T:Whatproblemsdotheycause?

S1:Waterpollutioncanmakepeoplesick.

S2:Soilpollutioncausesunhealthyfood.

S3:Lightpollutionhurtsoureyes.

S4:Airpollutioncausesbreathingproblems.

…

T:Verygood.Inthislesson,let’stalkaboutwhatkindsofnoisepollutionare.

Step2Presentation

利用图片导入生词教学，同时结合环境污染内容，创设情景，呈现1a。

1.(展示图片，导入生词。)

T:Let’slookatthepicture.

(教师展示图片一。)

T:(指着图片。)Whatisheburning?

Ss:Coal.(帮学生回答。)

(板书并要求学生掌握。)

coal

T:Canburningcoalcausepollution?

Ss:Yes.Burningcoalcancauseairpollution.

T:You’reright.

(教师展示图片二。)

T:Lookatthepicture.Peopleareproducingelectricitybywind.(教师让学生猜测词义。)

(板书并要求学生理解。)

electricity

T:(指着图片。)Canitcausepollution?

Ss:No.

T:You’reright.Itcan’tcausepollution.

2.(完成1a中的读前问题，核对答案。)

T:OK.Lookatthephrasesof1in1a,andcheck(√)whichcausespollution.

…

(一分钟后。)

T:Youknow,playingloudrockmusicatmidnightisakindofpollution.Why?

Ss:Becauseplayingloudrockmusiccanmakelotsofnoise.

T:Yes.Itnotonlydisturbsothersbutalsodoesgreatharmtopeople’shearing.

(板书并要求学生掌握。)

disturb

doharmto=beharmfulto

T:Let’slookatthepicture.

(教师展示图片三。)

T:(指着图片。)Whataretheydoing?

Ss:Theyareprintingnewspapers.(教师帮助学生回答。)

(板书并要求学生掌握。)

print

T:Themachinesaremakingloudnoise.Cantheyheareachotherclearly?

Ss:No.

T:Theyhavetosaythewordsagainandagain.Iftheyworkthereforalongtime,theymaygodeaf.(教师指着耳朵领读godeaf并解释。)

T:Thatistosay,theywillhavehearingloss.

(板书并要求学生掌握deaf，理解hearingloss。)

deaf

hearingloss

(教师展示图片四。)找教案http://.

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