1、Unit 4 Dont eat in classSection A A 第第3 3课时课时(Grammar Focus-3c)(Grammar Focus-3c)To learn to use imperative sentenceTo learn to use modal verbs have to,must1.my first day2.a great school3.a lot of=lots of4.be late for class5.must be on time6.bring.to.7.have to wear the school uniform8.be quiet=keep
2、quiet1.我的第一天2.一个很棒的学校3.许多，大量4.上课迟到5.必须准时6.带.来.7.不得不穿着校服8.保持安静Review/Review/听写听写1.I _ go out with you because I have too much homework to do.A.can B.cant C.doesnt D.arent2.We _ eat in the dining room.A.can B.cant C.doesnt D.arent3.You can _ music in the music room.A.listne B.listen to C.listening D.l
3、istening to4.We can _ a hat.A.in B.dress C.wear D.put on B B A C_ listen to music in class.Dont_ fight.Dont_ in the hallways.Dont run_ arrive late for class.Dont_ in the classroom.Dont eatSchool rules:1._ arrive late for class/school.2._ eat in the classroom.3._ fight.4._ run in the _.5._ _ music in
4、 class.Dont DontDontDont hallwaysDont listen toGrammer FocusDont run in the hallways.Dont fight.What are the rules?We must be on time for class.Can we eat in the classroom?No,we cant,but we can eat in the dining hall.Can we wear a hat in class?Yes,we can./No,we cant.Does he have to wear a uniform at
5、 school?Yes,he does./No,he doesnt.What do you have to do?We have to be quiet in the library.填空填空一一.祈使句祈使句1.含义：该句经常用来表示含义：该句经常用来表示请求、命令、劝告、叮嘱、建议请求、命令、劝告、叮嘱、建议等。等。在祈使句中通常省略在祈使句中通常省略第二人称第二人称you。肯定式以。肯定式以动词原形动词原形开头，否定式在开头，否定式在动词原形前加动词原形前加dont。如果祈使句表示客气地请求，一般如果祈使句表示客气地请求，一般可加上可加上please。please可以放在句子前面也可以放
6、在句子的后面。可以放在句子前面也可以放在句子的后面。例例:请跟我读。请跟我读。Please read after me.=Read after me,please.2.句子类型句子类型（1）型型：v.原形（原形（+宾语）宾语）+其他成份其他成份.如：如：Close the door,please.请关门！请关门！否定形式：否定形式：Dont+动词原形动词原形+其他。其他。如：如：Dont eat in the classroom.（2）Be型：型：Be表语（表语（n/adj）.(系表结构系表结构)。如：如：Be quick!快一点！快一点！否定形式：否定形式：Dont+be+其他其他.如如:D
7、ont be late again.（3）Let型：型：Let+sb.+动词原形动词原形+其他成分。其他成分。如：如：Let them come in.让他们进来。让他们进来。否定形式：否定形式：Let+sb.+not+动词原形动词原形+其他成分其他成分 Dont+Let+sb.+动词原形动词原形+其他成分其他成分 如：如：Lets not do that again.咱们别那样做了。咱们别那样做了。Dont let them come in.不要让他们进来。不要让他们进来。（4）No 型：型：No+名词名词/动词动词-ing形式。形式。表表 示示“禁止、规劝禁止、规劝”记背Let+sb.+n
8、ot+动词原形动词原形+其他成分其他成分 Dont+let+sb.+动词原形动词原形+其他成分其他成分Let me not goDont let me go（）1.Jim,read books while you are walking in the street.Its dangerous.A.dont B.doesntC.didnt D.wont（）2.us go swimming together this afternoon,OK?A.Let B.Dont letC.Was D.Wasnt（）3.Help!There is a big snake near the house.afra
9、id.It will go away later.A.Dont B.NotC.Dont be D.BeAAC（）4.talk any more!The bell has rung.A.Dont B.NoC.Not D.Not to（）5.the socks,Jim.You shouldnt throw them everywhere.OK.Mum.A.Drive B.Take offC.Try on D.Put awayAD6.Please _A_ me some money,will you?A.lend B.lending C.to lend D.be lend7.The film is
10、about to begin.Please _A_ seated.A.be B.are C.is D.being8._A_ the boxes.You may use them later.A.Keep B.Keeping C.To keep D.Kept9 _A_ go for the book alone,Ms Zhang.A.Lets B.Let me C.Letus D.Allow10.Please _B_ look outside.Look at the blackboard.A.not B.dont C.arent D.cant二二.用括号内所给动词的适当形式填空。用括号内所给动词
11、的适当形式填空。1.Its an important meeting._Dont be_(not,be)late.2._Dont make_(not,make)any noise!Your mother is sleeping.3.Dont_speak_(not,speak)with your mouth full of food and _be_(be)polite.4._Dont talk_(not,talk)or _read_(read)aloud.5._Dont leave_(not,leave)your homework for tomorrow,Larry.三。将下面的句子改为祈使
12、句，每空一词。三。将下面的句子改为祈使句，每空一词。1.You can come in._ _,please.2.I can help you._ me _ you.3.You cant eat in class._ _ in class.4.You cant be late for school._ _ late for school.5.You cant take photos here._ photos here.Come inLet helpDont eatDont beNoWrite the rules for the school library.3aLibrary Rules1.
13、Dont talk.2._3._4._Dont listen to music.Dont eat or drink.Dont take photos.1.No talking2.No music3.No eating or drinking4.No photos Use the words to make questions about the rules.Then write answers according to your school.3b1.Be quiet?(she/have to/in the library)Q:Does she have to be quiet in the
14、library?A:Yes,she does.2.Eat?(he/have to/in the dinning hall)Q:_ A:_Does he have to eat in the dining hall?Yes,he does.Listen to music?(we/can/in the hallways)Q:_ A:_ 4.Wear a hat?(we/can/in the classroom)Q:_ A:_Can we listen to music in the hallwaysNo,we cant.Can we wear a hat in the classroomNo,we
15、 cant.3bWe can eat in class.At my dream school,we dont have to come to school every day.We3c.Make up five cool rules for your dream school.Share your rules with the class.Your classmates vote for the Coolest School!投票赞成投票赞成Lets talk about your school rules.A:We have a lot of rules in school.B:Really
16、?What are some of the rules?A:We cant_.We have to_.We cant _ We cant _ We cant _课堂小结课堂小结祈使句祈使句句子类型句子类型（1）Be型：型：Be表语表语。（2）Do型：型：行为动词行为动词+宾语宾语+其他成分。其他成分。（3）Let型：型：Let+宾语宾语+动词原形动词原形+其他成分。其他成分。(4)No型型：No+名词名词/动词动词-ing一、根据句意及首字母或汉语提示完成句子1Please _(听)to music outside or in the music room.2Dont (吃)in the cl
17、assroom.3My grandfather likes sports very much.He _(跑)for an hour every day.4On the weekend,he (have to)go to the library to read books.listeneatrunshas to限时训练限时训练二、单项选择12.Tom,_ play basketball in the street next time.You may get hit by a car.（被车撞到）Ado Bdont Cmust Dmustnt3Drivers must _ seat belts(安
18、全带)while（当.时候）their cars are running on the road.Adress Bin Cput on Dwear 4My father always goes to work _ time.He is never late.Aat Bon Cover DwithABDB_dressed now!We have to go in ten minutes.OK,Mom.AGet BGetting CTo get DGets5._ swim in the river alone，Karen.Its too dangerous.ANotBDontCDoesnt D.N
19、o 6.What are the rules at your school?Dont run in the hallways and _ arrive late for class.Anot to Bwont Cdont DnoBC7.How do you usually go to school?My school is far away.I _ take the bus to school.Amust Bmight Chave to D.has to8.Sindy,_ to be here at 8 oclockA.is sure B.is sure that C.will be sure
20、 D.be sureCD9.Its very warm outside.You _ wear the coat.A.have to B.hadnt to C.dont have to D.mustnt10.Mary,_ in bed.Its bad for your eyes.A.not read B.dont read C.no reading D.doesnt read CB1._Look_(look)out!A car is coming.2._Give_(give)us ten years and just see what our country will be like.3._Do
21、nt let_(not,let)the baby cry.4.Wear (Wear)more clothes or you will catch a cold.5.Lets _not say_(not,say)anything about it.三、根据所给词完成句子四、根据汉语完成句子1晚上睡觉前我经常听收音机。I often _ _ the radio before I go to bed in the evening.2每天按时到校是一个好习惯。Its a good habit to get to school _ _ every day.3他每天不得不早起床赶第一班公交车。He _ _ get up early to catch the first bus every day.4你不能把激光唱片带到教室里来。You cant _ your CD player _ the classroom.5在我的家里有许多规则。There are _ _ _ in my family.listen toon timehas tobring tolots of rules 1.1.完成练习册相应练习完成练习册相应练习2.2.预习预习P22P22
