九年级英语全册《Unit 5 Look into Science Lesson 26 Keep the Candle Burning》导学案（新版）翼教版.doc

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1、《Lesson26KeeptheCandleBurning》学习目标1.LearnthewordsforLesson26andexperimentfollows:Experimentmatchlightuseupscience2.通过本课学习，培养学生在听、读的时候快速获取关键信息的能力，能自己动手做实验，用英语描述实验步骤，进一步引导学生树立自主学习的概念和意识。通过本课教学，使学生学会积累生活经验,培养学生的动手能力，引导学生认识到科学的重要性，树立热爱科学的意识。学习重点掌握实验操作过程，用英语描述实验步

2、骤。学习难点得到结论学法指导通过课前预习掌握基本知识，通过合作探究解决较难知识，通过堂达标巩固所学知识。知识准备上节课所学实验的过程及英语表达课题组补充学习流程复习导入Reviewtheexperimentthatwaslearntlastlesson.Askthestudentstosayhowtodoit.Theteacherdotheexperiment.Leadintotoday’stopic.任务导学1.Toshowsomeobjects.（展示图片：蜡烛、烛台、火柴、广口瓶、浅口盘、装满水的杯子）W

3、hatarethey?（学生在看过图片后，教师询问，引起学生对本课新词的回忆与巩固。）2.Listentothetapeandfillintheblanks.3.TodotheexperimentandasksSstomakeobservation.ThendescribethestepsinEnglish.4.AskSstodotheexperimentingroupandpayattentiontothesteps.5.Onestudentdotheexperimentinthefrontofclass,t

4、heothersretellsteps.ThenaskonestudenttodotheexperimentanddescribethestepsinEnglishbyhimself.Theothersmakeobservation.Theteacherask:Whatwillhappen?(Thecandlestopsburning,Thewaterinsidethejarrises.)6Readandanswerthequestions.Whydoesthewaterinthejarrise?Howfard

5、oesthewaterrise?Why?7.Languagepoints:（展示知识点并让学生造句）1).bemadeupof2)useup用尽eatup吃光drinkup喝光3).One-fifth五分之一二分之一(onesecond)四分之一onefourth(aquarter)十分之九nine-tenths口诀：分子基，分母序，分子大于1，分母加s.达标检测1.Fillintheblanks.First,______thecandle____thecandleholder._______,putitint

6、he_____.Third,____thedish_____fullofwater.Fourth,_____thecandle.Then,letthecandle______for2or3minutes.Finally,putthejar_____thecandle____thetopofthejarrestsonthedish.whatcanyoufind?Thewaterinthejar_____becausethecandlehas____upthe_______intheairinthejar.2.Ci

7、rclethecorrectwordstocompletethesentences.1.Don’t(useup/pushup)alloftheink.Leavesomeforme.2.Themedicalteam(ismadeof/ismadeupof)fiveexperienceddoctors.3.Pleasefillthehole(with/in)sandandwater.4.Theydidn’trealizetheirmistake(until/as)wetoldthem.5.Mymotherwasn’

8、t(strongenough/enoughstrong)toliftthebox.拓展延伸Whatshouldyoudoifyouwanttobeascientistinthefuture小结Let’ssummarizethekeypointsanddifficultpointstogether.作业布置1.Understandthemeaningofthetext2.Remember