unit 4《amazing science》topic 3 section b教案（1）（仁爱英语九年级上）

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1、Unit4《AmazingScience》Topic3SectionB教案（1）（仁爱英语九年级上）Themainactivitiesare1aand3a.本课重点活动是1a和3a。Ⅰ.Teachingaimsanddemands教学目标1.Learnsomenewwordsandusefulexpressions:basic,coach,director,riskIthinkI’mgoingtobeascientistinthefuture.2.Consolidatetheuseofmodalverb+be+P.P.:(1)Ibelievemoreandmorething

2、swillbediscoveredinthefuture.(2)Thegirlwillbewellcaredfor.(3)Thesetreesshouldbewateredatonce.3.TalkaboutflyingtoMarsandtheouterspace.Ⅱ.Teachingaids教具录音机/幻灯片Ⅲ.Five-fingerTeachingPlan五指教学方案Step1Review第一步复习(时间:10分钟)1.(以男、女两组竞赛的方式复习含有情态动词的被动语态。由教师说出一个动词，同学们用这个动词去造一个含有情态动词的被动语态的句子。看哪组说得又快又准确。)T

3、:OK.Let’shaveacompetitionbetweenboysandgirls.Isayaverb,andyoumakeasentencewiththisverb.Youmustuse“modalverb+be+pastparticiple”.Doyouunderstand?Ss:Yes.T:Forexample.Isay“water”.Youshouldsayitlikethis,“Theflowersmustbewateredeveryday.”OK,Let’sbegin.Protect.Girls:Ourenvironmentshouldbeprotecte

4、dwell.T:Clean.Boys:Theblackboardmustbecleanedafterclass.T:Lookafterwell.Girls:Theyoungtreesshouldbelookedafterwell.T:Speak.Girls:EnglishshouldbespokeninourEnglishclass.T:Plant.Boys:Moreandmoretreesshouldbeplanted.T:Invent.Girls:Manyusefulthingswillbeinventedinthefuture.T:Excellent.Youdidve

5、rywell.Girlsdidbetterthanboys.Congratulations!(鼓掌。)2.(提问关于太空和人类对太空研究的一些问题。加深对含有情态动词的被动语态结构的变化及用法的认识，导入一部分生词。)T:WhatmoviedidKangkangandMariawatchyesterday?S1:Theywatchedamovieaboutthelifeinspace.T:DoesKangkangbelievetherearealiens?S2:No,hedoesn’tbelieveit.T:Andyou?Doyoubelievetherearealiens

6、?S3:No,Idon’tbelieveit,becausetheyhaven’tbeenseeninourdailylife.(很有可能出现不同意见，那样更有利于进一步的复习提问。)S4:Mr./Miss…,Ibelievetherearealiensbecausetherearelargenumbersofstarsinspace.Theremustbeastarlikeourplanet.T:Iagreewithyou.Weallwonderiftherearealiensinspace,butwhatcanbedonetofindoutwhetherthereare

7、aliensinspaceornot?S5:Satellitesandspaceshipsshouldbesentup.S6:Otherplanetsmaybevisited.S7:Morescientificresearchshouldbedone.T:Goodidea.Ifpeopledomorescientificresearch,Ibelievemoreandmoreunknownthingswillbediscoveredinthefuture.Now,manhasaplantoflytotheMars.