Unit 4 Topic 1 Section A 教案

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1、Unit4AmazingScienceTopic1SectionA教案Teachingaimsanddemands1.Learnsomenewwordsandphrases:cometrue,toothbrush,steel,ink,andrecorder2.Learnthepastsimplepassivevoice:(1)---What’situsedfor?---It’susedforwritingon.(2)---Whenwasitdeveloped?---Around2005.(3)ItwasdevelopedintheBeijingRen’a

2、iEducationInstitute.3.Talkaboutnewtechnologyandinventions.Teachingaids录音机/磁带/钢尺/牙刷/纸片/印有红酒、墨水、数码照相机和电梯的图片/墨水TeachingplanStep1Review1.教师挑选一名穿着颜色鲜艳，较新的衣服的女生站到讲台前。复习被动语态的一般现在时的用法和结构，为导入新课做准备。T:Sheisaverybeautifulgirl,doyouthinkso?Students:Yes.T:Doyoulikehercoat?Students:Yes,wedo.T:N

3、ow,letmetouchit.What’sitmadeof?S:Isitmadeofcotton?T:Yes,it’smadeofcotton.Now,boysandgirls.Canyouguesswhereitismade?Youcanguesslikethis“IsitmadeinShanghai/Beijing/Guangdong?”2.出示钢尺和墨水，导入生词和目标语言。以教师提问，学生回答的方式，在学生之间互相问答。(1)T:What’sthisinEnglish?Students:It’saruler.T:What’sitmadeof?S

4、tudents:It’smadeofsteel.(2)T:HowdoyousaythisinEnglish?Students:It’sapieceofpaper.T:What’sitmadefrom?Students:It’smadefromwood.(3)T:What’sthis?Students:墨水.T:It’sinkinEnglish.What’sitmadefrom?Students:It’smadefromcarbon.(4)由学生问答。S1:Andthis?S2:It’satoothbrush.S1:What’sitmadeof?S2:It

5、’smadeofplastic.教师引导学生总结bemadeof与bemadefrom的区别：bemadeof表示原材料未经化学变化，bemadefrom表示原材料经过化学变化，已看不出原材料。3.出示图片：电梯、红酒和墨水，导入本课语法：被动语态的过去式。先是老师问，学生答，然后由学生互相问答。注：图片背面标注产地和生产日期。(1)师生问答。T:Look!Ihaveapicture.There’sliftinthepicture.Whenwasitmade?Youcanguess.Students:Wasitmadeintenyearsago?T:No

6、,itwasn’t.Itwasmadein2005.Nowtalkabouttherestofthepictureswithyourpartner,please.(2)学生问答。①T:Group1talkabouttheredwine.S3:Whatwastheredwinemadefrom?S4:Itismadefromgrapes.S3:Wherewasitmade?S4:ItwasmadeinFrance.S3:Whenwasitmade?S4:Itwasmadein1940.②T:Group2talkabouttheink.S5:Whatisth

7、einkmadefrom?S6:Itismadefromcarbon.S5:Wherewasitmade?S6:ItwasmadeinShanghai.S5:Whenwasitmade?S6:Itwasmadein2004.Step2Presentation1.教师提出问题，让学生带着问题听1a，然后让学生回答问题。T:Listentothetapecarefullyandfindouttheanswerstothequestions:(1)WhyisJaneunhappy?(2)Whatisthemodelrocketmadeof?Answers:(1

8、)Janeisunhappybecausesheisnotallowedtopl