1、Unit 4 Road safetyIntroduceT:Hello,boys and girls!S:Hello,Miss Tang.T:Nice to see you.S:Nice to see you,too.Words wait wet 作为动词，意为：等候,等待 固定词组：wait for意为“等待，等候某人”eg：He is waiting for his daughter in the music room.小练习：汉译英：等我_拓展：wait and see为固定词组，意为“走着瞧”。eg：lets wait and see.让我们走着瞧。wait for meWordswal
2、k w:k 作动词，意为走。同义词组为：go on foot Lets walk to school.=Lets go to school on foot.让我们步行去学校。小练习：汉译英：步行去超市 _ 拓展：（1）walk up to sb.意为“朝某人走过去”。eg：The park keeper walks up to him.公园管理员朝他走过去。（2）作名词，意为“步行”。eg：We went for a walk in the countryside.我们在乡间散步。walk to the supermarketWordsrun rn 动词，意为“跑”。eg：The boy is
3、 running in the playground.小练习：单项选择：（）He _ after the thief along the street last night.A.ran B.runs拓展：（1）run after sb.为固定词组，意为“追赶某人”。eg：The cat is running the mouse.猫正在追赶老鼠。AExpressionsTheres a red man.there be 句型意为“有”；此句型分为：there is/are.；there is 后接单数名词或者不可数名词；there are后接复数名词。eg：There is a new car.
4、有一辆新汽车。小练习：There _two books on the desk.A:is B:are拓展：there be 句型要遵守就近原则 eg：There is a pen and two books.BExpressionsDont run!不要奔跑！eg：Dont talk in the class.在课上不要讲话。小练习：所给词的适当形式填空：Dont_(run)in the classroom.拓展：由dont引导的祈使句也表示不要干某事，后面接动词的原形 eg：Dont be late.别迟到。runDialogueStop!Theres a red man.红灯停。We mu
5、stnt walk now.我们现在不好走。We must wait for the green man.我们必须等到绿灯。There he is!Now we can walk,But dont run!现在是绿灯了。我们可以走了，但是不能奔跑。SummarywaitwalkrunTheres a red man.Dont run!Exercise单项选择（）1.Could I call you by your first name?Yes,you _.A.will B.could C.may D.might（）2.You_ walk for miles and miles among th
6、e hills without meeting anyone.A.must B.need C.may D.shoul（）3.I wasnt sure whether I_ offer to help or not.A.should B.might C.would D.neededCCA Exercise（）4._someone get into trouble,please dial 110.A.Should B.If C.Shall D.May（）5.Why_ it get colder when we go up a mountain?We are getting nearer to the sun!A.ought to B.would C.should D.must ACHomeworkKnow the traffic signs.
