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1、Unit 4 Dont eat in classSection A A 第第2 2課時(shí)課時(shí)(2a-3c)(2a-3c) Our school is very beautiful , there are a lot of rules helping us to study better.What are they?1.Dont arrive late for class. You must be on time.2.Dont run in the hallways.3.Dont eat in the classroom.You must eat in the dining hall.4.Dont

2、 listen to music in class.5.Dont fight.Listen check () the activities Alan and Cindy talk about.2a1. _ listen to music in the classroom or hallways2. _ listen to music in music room3. _ listen to music outside4. _ eat in the classroom5. _ eat in the dinning hall6. _ eat outside7. _ wear a hat8. _ fi

3、ght 2aListen again. Can Alan and Cindy do these activities? Circle can or cant above.2b1.listen to music in the classroom or hallways2.listen to music in music room3.listen to music outsidecan cantcan cantcan cant4.eat in the classroom5.eat in the dining hall6.eat outside7.wear a hat8.fightcan cantc

4、an cantcan cantcan cantcan cant Student A is Alan. Student B is Cindy. Talk about the rules in 2a. 2cWhat are the school rules,Alan?Well, we cant listen to music in the classroom .But we can listento music in music room.We cant eat in the classroom, but we can eat in the dining hall.Anything else?I

5、want to know more.2c2cCan I wear a hat in the classroom.I have a very beautiful hat.No, you cant. And you must not fight with your classmates. It will destroy your fellings.Read the conversation and complete the sentencese.2c1.Johns new school has _ .2.Its important _ .3.John cant _ music players to

6、 _.4.John_wears uniforms to school and _ in the library.a lot of rulesto be on timebringschoolalwaysis quite2d. Role-play the conversation. Hi, my names John. Its my first day at school. Hi, John. ImAlice. This is a great school,but there area lot of rules.2dReally? What aresome of the rules?Well, d

7、ont be late for class. This is very important.OK, so we mustbe on time. Canwe bring musicplayers to school?No, we cant. And we always have to wear the school uniform.2dOh, and we alsohave to be quietin the library. 2dI see.Grammer FocusDont run in the hallways.Dont fight.What are the rules?We must b

8、e 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 school?Yes, he does. / No, he doesnt.What do you have to do?We have to be quiet in the library.Write the rules for th

9、e school library.3aLibrary Rules1. Dont talk.2. _3. _4. _Dont listen to music.Dont eat or drink.Dont take 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 library? A:

10、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 classro

11、omNo, we 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! 一一.祈使句祈使句1.含義：該句經(jīng)常用來表示含義：該句經(jīng)常用來表示請(qǐng)求、命令、叮囑、請(qǐng)求、命令、叮囑、建議建議等，等，謂語(yǔ)動(dòng)詞用原形，句子沒有

12、主語(yǔ)，句子謂語(yǔ)動(dòng)詞用原形，句子沒有主語(yǔ)，句子使用感嘆號(hào)或者句號(hào)使用感嘆號(hào)或者句號(hào) 。2.句子結(jié)構(gòu)句子結(jié)構(gòu)（1）肯定句：）肯定句：be或行為動(dòng)詞原形或行為動(dòng)詞原形+其他。其他。如：如：Listen to me, please. 請(qǐng)聽我說。請(qǐng)聽我說。 Language pointsLanguage points（2）否定句：）否定句：Dont+be或行為動(dòng)詞原形或行為動(dòng)詞原形+其其他。他。如：如：Dont eat in the classroom. 不要在教室里吃東西。不要在教室里吃東西。 3.句子類型句子類型（1）Be型：型：Be表語(yǔ)表語(yǔ) 。如：如：Be quick!快一點(diǎn)！快一點(diǎn)！（2）V型：

13、型：行為動(dòng)詞行為動(dòng)詞+賓語(yǔ)（賓語(yǔ)（V若是不及物動(dòng)詞若是不及物動(dòng)詞則無(wú)賓語(yǔ)）則無(wú)賓語(yǔ)）+其他成分。其他成分。如：如：Close the door,please.請(qǐng)關(guān)門！請(qǐng)關(guān)門?。?）L型：型：Let +賓語(yǔ)賓語(yǔ)+動(dòng)詞原形動(dòng)詞原形+其他成分。其他成分。注：注：let后面的賓語(yǔ)是第一人稱的時(shí)候，否定形后面的賓語(yǔ)是第一人稱的時(shí)候，否定形式是在賓語(yǔ)后面加式是在賓語(yǔ)后面加not。如：如：Lets not do that again. 咱們別那樣做了。咱們別那樣做了。 如果如果let的后面賓語(yǔ)是第三人稱的時(shí)候，否定的后面賓語(yǔ)是第三人稱的時(shí)候，否定形式是在形式是在let前加助動(dòng)詞前加助動(dòng)詞dont。如：如：D

14、ont let them come in. 不要讓他們進(jìn)來。不要讓他們進(jìn)來。Language points二：情態(tài)動(dòng)詞二：情態(tài)動(dòng)詞must與與have to1.must:表示說話人的主觀看法，即主觀上的表示說話人的主觀看法，即主觀上的必要性，還用來表示命令和愿望必要性，還用來表示命令和愿望。如：如：You must finish your homework. 你必須做完你的作業(yè)。你必須做完你的作業(yè)。 2.have to 表示客觀需要，即周圍的環(huán)境、習(xí)表示客觀需要，即周圍的環(huán)境、習(xí)慣等要求某人不得不或必須去做某事。慣等要求某人不得不或必須去做某事。Language points如：如：My mo

15、ther is ill.I have to look after my litter sister.我媽媽病了我媽媽病了,我必須在家照看我妹妹。我必須在家照看我妹妹。注：注：(1)must只用于現(xiàn)在時(shí)，在表示過去、將只用于現(xiàn)在時(shí)，在表示過去、將來和完成時(shí)，用來和完成時(shí)，用have to的相應(yīng)形式來代替的相應(yīng)形式來代替must。如：如：I had to get up early yesterday. 我昨天必須早起。我昨天必須早起。Language points(2) have to的的否定形式否定形式為為not have to，相當(dāng)于相當(dāng)于neednt，意為，意為“不必不必”；must的的否定

16、形式否定形式為為must not，縮寫為，縮寫為mustnt，意為，意為“不能，千萬(wàn)不能不能，千萬(wàn)不能”。如：如：You dont have to go there now. 你現(xiàn)在不必去那兒。你現(xiàn)在不必去那兒。Language points一一.單項(xiàng)選擇單項(xiàng)選擇( )1. _ with fire. Its very dangerous. A. Playing B. Play C. Dont play D. Doesnt play( )2.The children _ play football on the road.A. can B. must C. mustnt D. may( )3.My sister _ be at school by seven oclock.A. has to B. have to C. had to D. must to ( ) 4. Its raining all day, so my brother _ stay at home.A. must B. have toC. must to D. has to CCAD小結(jié)訓(xùn)練小結(jié)訓(xùn)練完成當(dāng)堂測(cè)評(píng)作業(yè)。完成當(dāng)堂測(cè)評(píng)作業(yè)。