Unit3Safetylesson16.ppt

6/5/2020,Unit2Accidents!,Lesson16HowSafeIsYourHome?,Designer:QiRonghui,6/5/2020,知识目标：Graspthenewwords,phrasesandtheimperativesentences.能力目标：Thestudentswillbeabletogivewarningstootherswiththeimperativesentences.情感目标：ThestudentswillfeelliketalkingabouthowtogiveawarningtoothersandTodorightthingsathomeandkeepsafe.,教学目标,6/5/2020,词汇,Vocabulary,6/5/2020,sodan.苏打saltn.食盐knifen.小刀scissorsn.剪刀poisonn.毒药bathtubn.浴缸、盆bakingn.烘焙,burnv.烧伤，烫伤slipv.滑到preventv.阻止，预防heatn.v.热，高温，炉灶；加热certainadj.某些，某个themselvespron.他（她、它）们自己,6/5/2020,Reading,Readthetextandfindouttheanswerstothesequestions.1.Isyourhouseasafeplace?Why?2.Whyarethekitchenandthebathroomthemostdangerousroomsinthehouse?,6/5/2020,Listentothetapeandfindwhatweshoulddointhekitchenandinthebathroom.,listening,1.Becarefulwiththefireandheatwhenyoucook.做饭时当心别烧着或烫着。Takethechairaway.把这把椅子弄走。Dontstandonchairs.不要站在椅子上。Neverleavesmallchildrenaloneinabathtub.永远不要把小孩子单独留在浴缸里。Nosmoking!禁止吸烟！,【探究总结】,祈使句（Imperative）用于表达命令、请求、劝告、警告、禁止等的句子叫做祈使句，祈使句最常用于表达命令。祈使句因对象（即主语）是第二人称，所以通常都省略。祈使句的动词都为一般现在时，句末则使用句号来表示结束。Keepoffthegrass.（勿践踏草坪。禁止）Noparking.禁止停车。,6/5/2020,肯定结构:1.Do型(即:动词原形(+宾语)+其它成分)。如:Pleasehaveaseathere.请这边坐。2.Be型(即:Be+表语(名词或形容词)+其它成分)。如:Beagoodboy!要做一个好孩子!3.Let型(即:Let+宾语+动词原形+其它成分)。如:Letmehelpyou.让我来帮你。,否定结构:1.Do型和Be型的否定式都是在句首加dont构成。如:Dontforgetme!不要忘记我!Dontbelateforschool!上学不要迟到!2.Let型的否定式有两种:“Dont+let+宾语+动词原形+其它成分”和“Let+宾语+not+动词原形+其它成分”。如:Dontlethimgo./Lethimnotgo.别让他走。3.有些可用no开头,用来表示禁止性的祈使句。如:Nosmoking!禁止吸烟!Nofishing!禁止钓鱼!,【学以致用】1.请照看好你的包。_yourbag.2.不要把书放这儿。_yourbookhere.3.让我试试。_haveatry.4.禁止钓鱼。_！,答案：1.Pleaselookafter2.Dontput3.Letme4.Nofishing,6/5/2020,2.Dontusewatertoputoutkitchenfires.Usebakingsodaorsaltinstead.扑灭厨房的火不要用水，而要用发酵粉或盐。1)putout意思是“扑灭”2)辨析instead(adv.)与insteadofinstead是副词，作“代替；而是”解，可用在句首或句末，放在句首时用逗号隔开insteadof是一个短语，作“代替；而不是”解，后接名词、代词、动词的-ing形式或介词短语。,【学以致用】1.Shewontgo.Illgoinstead.(同义句转换)Illgo_her.2.Heaskedmeanotherquestioninsteadof_me.A.answeredB.answerC.answeringD.toanswer,答案：instead;of,6/5/2020,Wemusttrytopreventourenvironmentfrombeingpolluted.我们应该防止环境受到污染。,3.preventsb/sthfromdoing,防止,4.Leavesb/sthalone让某人、某物独自呆着Dontleaveheralone.,6/5/2020,选择恰当的选项完成句子。1.Whatpreventedyou_uslastnight?A.fromjoinB.tojoinC.fromjoiningDjoined2.Shealwaysfeels_becausesheisall_inaforeigncountry.A.alone;lonelyB.notalone;lonelyC.lonely;aloneD.lone;alone,6/5/2020,3.Please_thelightbeforeyougotobed.A.putupB.putawayC.putoutD.putoff4.Ifyoudontwanttogo,Iwillgo_you.A.insteadofB.insteadC.toinsteadD.ofinstead,6/5/2020,5.Mybabyistooyoung.Icantleaveher_.A.aloneB.herselfC.lonelyD.byhimself,6/5/2020,HomeworkDiscussingroupsofthreeorfour.Givesugge