1、Unit 4 Road safety Grammar time,sound&Fun time 第二课时教学目标:1.能对story time进行自主复习，并认识更多交通标志，掌握安全知识，做遵守交通规则的社会公民。2.能理解并运用情态动词must及其否定形式must not（mustnt）的用法，复习已学过的情态动词can/should及否定用法。3.能使用更多关于规则和规定的表达法，如Please/Dont Lets play.游戏规则：两组学生进行交通规则对抗赛，每次每组派一人说一个交通规则，在老师规定时间内哪组说的多，哪组获胜。Lets talk How can we cross the
2、 road safely?What must we not do on the road?Rule 1Rule 2Rule 3Retell the story.复述故事 1、同桌相互讨论,边讨论边复述。2、能流利复述的同学可得到两颗星。Lets play.游戏规则：两组学生进行交通规则对抗赛，每次每组派一人说一个交通规则，在老师规定时间内哪组说的多，哪组获胜。Lets talk.How can we cross the road safely?What must we not do on the road?Rule 1Rule 2Rule 3Retell the story.复述故事 1、同桌
3、相互讨论,边讨论边复述。2、能流利复述的同学可得到两颗星。signs on the road How can we cross the road safely?What must we not do on the road?Rule 1:We must look for a zebra crossing,then we must look at the traffic lights.Rule 2:We can wait on the pavement.Rule 3:We must not run or play on the road.情态动词动词原形We can/should/mustWe
4、cant/shouldnt/mustntcan/should/must+do(动词动词原形原形)祈使句祈使句The rules(构成规则构成规则)Dont run or play.Please 名词名词/名词短语名词短语Danger!Be quiet五人一小组，开展“红绿灯”游戏，一人演交警，提出问题，指定某人回答，其他人要给予反馈The rules of the gameS1:Red man,stop.Green man,go!What must you do on the road?S2:I must look out for cars.（可有其他回答）S3:Right.S1:What m
5、ust you do on the road?S4:I must run quickly on the road.（可有其他回答）S5:No,you mustnt run quickly on the road!Model:(BRT=Bus Rapid Transit)Jinchuan ParkDinosaur ParkHongmei Park快速公交系统The schedule（日程表）In the morningThe City Library(Tina)The Dinosaur Park(Sam and Bobby)At lunch timeRestaurant(Sam,Bobby an
6、d Tina)In the afternoon The cinema(Sam,Bobby and Tina)Model:A:What must Tina do in the library?B:She must keep quiet.A:What must she not do in the library?B:She must not eat or drink.五人一组，仿照Fun time范例，三人分别演Sam,Bobby 及 Tina提出问题，由另外两人演小导游来替他们解答。The rulesS1,2:Welcome to Changzhou!Sam,Bobby and Tina:Tha
7、nk you!Tina:What must I do in the City Library?S1:You must put the rubbish in the bin.Sam:What must we do at in the Dinosaur park?S2:You must be careful.Bobby:What must we do in the cinema?S1,2:You must keep quiet.Grammar timeLets review these.Lets read.Howcan youcross the road safely?Whatmustnot do
8、 on the roadRule 1:We must look for a zebra crossing,then we must look at the traffic lights.Rule 2:We can wait on the pavement.Rule 3:We must not run or play on the road.Lets read.You mustlook for a zebra crossing.look at the traffic lightsmustntplay football on the roadrun on the roadYou canwait o
9、n the pavement.cross the road with other peoplecantcross the road herecannotfind a zebra crossing情态动词动词原形mustnt=must notcant=cannotLets learn.We must stop.We can go.We mustnt go.情态动词 can的意思是“可以.”。should的意思是“应该.”。must的语气最强，意思是“必须.”,mustnt的意思是“禁止.”通常用于法律法规的要求。Lets learn.must（一定）will（很有可能）would（很有可能）ou
10、ght to（应该，很有可能）should（应该，很有可能）can（可能）could（可能）may（可能）might（可能）常见情态动词（按语气从强到弱依次为）Lets say.We can/should/mustWe cant/shouldnt/mustntnot eatnot pick up the flowersnot climb the treenot runnot parknot fishnot talknot smokeparkLets choose.1.We(mustnt/must)talk in the library.2.You(can/mustnt)cross the ro
11、ad with other people.3.I am looking for my cat.I(can/cant)find it.4.We(can/must)swim well.Lets watch点击播放Fun time 课文动画Lets read.Red man,stop.Green man,go!读对话，注意语音语调！Lets read.What must you do on the road?I must look out for cars.Right!What must you do on the road?No,you mustnt run quickly on the road
12、!I must run quickly on the road.Lets read.Lets play.五人一小组，开展“红绿灯”游戏答，一人演交警，提出问题，指定某人回答，其他人要给予反馈。The rules of the gameS1:Red man,stop.Green man,go!What must you do on the road?S2:I must look out for cars.（可有其他回答）S3:Right.S1:What must you do on the road?S4:I must run quickly on the road.（可有其他回答）S5:No,
13、you mustnt run quickly on the road!Model:Lets watch点击播放Sound time 课文动画Sound time.Stop!Theres ared man.Wemustnt walk now.We mustwait for thegreen man.There he is!Now we can walk,Butdont run!Stress听并跟读，注意标记重音的部分。Lets play.Go!Theres a green man.We can walk now.We mustnt walk when its the green man.Now
14、we can walk,But dont run!分组竞赛看哪组读得最好！一般情况下，句子中比较重要的词要重读，如名词、动词、形容词和副词等。重读单词的发音听起来相对响亮而且清晰。Lets practice.一、连线题。1.wait for A.当心2.look our for B.等待3.cross the road C.跑得快4.look left D.向左看5.run quickly E.过马路Lets practice.二、选择题。()1.He _ sing and dance well.A.should B.must C.can()2.We should cross the road
15、 _.A.safely B.safe C.safety()3._ must you cross the road?We must wait for the green man.A.What B.How C.WhereC A B Summary 复习巩固情态动词的用法 can“能，可以，会”cant“不能”must“必须”mustnt“禁止”+动词原形We must follow different rules in different places.Different places,different rules.Homework:1.Look for more rules in public places.2.Write down the rules,the more the better.（仿照（仿照Grammar time写得越多越好）写得越多越好）
