七年级英语下册Unit-4-Don't-eat-in-class-全单元课件.ppt

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1、Unit 4Dont eat in class.Period 1Section A 1a-2cDont walk.Do you know these signs in a city?What do they mean?Walk.Run.Dont run.Be quiet.Dont smoke!Be careful!Dont swim!There are many rules in our life.We cant break the rules,we must obey the rules.break the rules:follow the rules:违反规则违反规则遵守规则遵守规则rul

2、e/u:/规则；规章规则；规章rulearrive(be)on timehallwayhalldining halllistenfightsorryn.规则；规章规则；规章v.到达到达准时准时n.走廊；过道走廊；过道n.大厅；礼堂大厅；礼堂餐厅餐厅v.听；倾听听；倾听v.&n.打架；战斗打架；战斗adj.抱歉的；难过的；惋惜的抱歉的；难过的；惋惜的Words and expressionsruleshallwayslisten to.听听.We must obey(遵守遵守)our school rules.Make our campus(校园校园)more beautiful.校园校园生生:

3、Can we arrive late for class?Dont arrive late for class.Dont be late for class.师：师：No,you cant arrive late for class.be late forYou must be on time.Dont run in the hallways.师：师：No,you cant run in the hallways.生：生：Can we run in the hallways?Dont eat in the classroom.生：生：Can we eat in the classroom?师：

4、师：No,you cant eat in the classroom.You must eat in the dinning hall.Dont listen to music in class.生：生：Can we listen to music in class?师：师：No,you cant listen to music in class.生：生：Can we fight?Dont fight.师：师：No,you cant figth.1.Dont arrive late for class.You must be on time.2.Dont run in the hallways

5、.3.Dont eat in the classrooms.You must eat in the dinning hall.4.Dont listen to music in the classrooms or the hallways.5.Dont fight.School Rules1.Dont arrive late for class.You must be on time2.Dont run in the hallways.3.Dont eat in the classrooms.You must eat in the dinning hall.4.Dont listen to m

6、usic in class.5.Dont fight.What rules are Peter,Amy and Mike breaking?Name PeterAmyMikeRule2341a1b35412What else do you have to do?1.Dont forget to turn off the light when you leave.2.Dont draw on the wall.3.Dont watch TV after school.4.Dont play football in the street.5.You must get up early.We can

7、t rule the country without rules.没有规章制度就不能治理好国家。没有规章制度就不能治理好国家。keep rulesbreak rulesschool rules class rulesfamily rules library rulesdining rules 遵守规则遵守规则违反规则违反规则校规校规班规班规家规家规图书馆规则图书馆规则就餐规则就餐规则What are the rules?We cant arrive late for class.Dont arrive late for class.We cant eat in the classroom.Do

8、nt eat in the classroom.What are the rules?We cant listen to music in the classroom.Dont listen to music in the classroom.We cant fight.Dont fight.Well,we cant arrive late for class.We must be on time.Student A is a new student.Student B tells Student A about the rules above.What are the rules?Dont

9、run in the hallways.1cDont eat in the classroomYou must eat in the dining hall.What are the other rules?Dont listen to music in class.Dont fight.You cant talk in class.Dont talk in class.You cant sleep in class.Dont sleep in class.You must be quiet in the library.Be quiet in the library.You cant smo

10、ke.Dont smoke！outsidewearimportantbringhave touniformquietoutpracticedishadv.在外面在外面 adj.外面的外面的v.穿；戴穿；戴adj.重要的重要的v.带来；取来带来；取来必须；不得不必须；不得不n.校服；制服校服；制服adj.安静的安静的adv.外出外出v&n.练习练习n.碟；盘碟；盘Words and expressions反义词反义词 takeBe quiet!do the dishes 清洗餐具清洗餐具go out 外出外出(娱乐娱乐)practice sth/doingActivity1._ listen t

11、o music in the classrooms or hallways can cant2._ listen to music in the music roomcan cant3._listen to music outside can cant4._ eat in the classroomcan cant5._ eat in the dinning hallcan cant6._ eat outside can cant7._ wear a hatcan cant8._ fightcan cantListen check()the activities Alan and Cindy

12、talk about.Activity1._ listen to music in the classrooms or hallways can cant2._ listen to music in the music roomcan cant3._listen to music outside can cant4._ eat in the classroomcan cant5._ eat in the dinning hallcan cant6._ eat outside can cant7._ wear a hatcan cant8._ fightcan cantListen again.

13、Can Alex and Christina do these activities?Circle“can”or“cant”aboveWe cant listen to music in the hallways,but we can listen to it outside.2c Student A is Alan.Student B is Cindy.Talk about the rules in 2a.Can we listen to music,Cindy?We cant eat in the classroom,but we can eat in the dining hall.Ca

14、n we eat?A:Can we listen to music,Cindy?B:We cant listen to music in the hallways,but we can listen to it outside.PAIRWORKeat in the classroomeat in the dining halllisten to music outsidewear a hatfight1.我的第一天我的第一天 _2.很多规则很多规则 _3.中的一些中的一些 _4.迟到；晚于迟到；晚于 _5.准时；按时准时；按时 _6.带带.到到._7.必须；不得不必须；不得不 _8.穿校服穿校

15、服 _9.保持安静保持安静 _my first dayPreview:Read 2d and find out the phrases.a lot of rulessome ofbe late forbe on timebring.to.have towear the school uniformbe quiet1.Is John new at school?_2.Are there many rules at school?_3.Can he bring music players to school?_4.Do they always have to wear the school uni

16、form?_Yes,he is.Read 2d again and answer the questions.Yes,there are.No,he cant.Yes,they do.have to与与must 1)have to意意为为“必必须须做某事做某事”强强调调“客客观观需要需要”They have to wear school uniforms every day.他他们们每天必每天必须须穿校服。穿校服。2)must 意意为为“必必须须”强强调调主主观观上的愿望上的愿望 Its late.I must go home now.天晚了。天晚了。现现在我必在我必须须要回家。要回家。练一练

17、：用练一练：用have to,must 填空填空1.Its cold outside.We _ stay at home.2.We _ be good with our parents.have tomust1.不要在上课时听音乐。不要在上课时听音乐。_2.我们必须准时。我们必须准时。_3.我们能把音乐播放器带到学校里来吗？我们能把音乐播放器带到学校里来吗？_4.在图书馆里我们必须保持安静。在图书馆里我们必须保持安静。_5.不要在楼道里跑不要在楼道里跑。_Dont listen to music in class.We must be on time.将下列句子将下列句子译译成英成英语语。Ca

18、n we bring music players to school?We must be quiet in the library.Dont run in the hallways.HOMEWORKUnit 4Dont eat in class.Period 2Section A 3a-3c一、祈使句一、祈使句1.用法：用法：一般以一般以动词动词原形开原形开头头，表示，表示请请求、命令、求、命令、劝说劝说、警告等。在祈使句中，通常省略句子主、警告等。在祈使句中，通常省略句子主语语第二人称第二人称you。2.句子结构句子结构(1)肯定句：肯定句：_+其他其他 在餐厅里吃东西。在餐厅里吃东西。_

19、 在音乐教室里听音乐。在音乐教室里听音乐。_ 骑自行车去上学。骑自行车去上学。_动词动词原形原形Eat in the dining hall.Listen to music in the music room.Ride the bike to school.(2)否定句否定句:_+_+其他其他 不要和同学们打架。不要和同学们打架。_ 不要在教室里打不要在教室里打篮篮球。球。_Dont fight with your classmates.Dont play basketball in the classroom.Dont 动词原形动词原形拓展拓展have to与一般情与一般情态动词态动词的异同

20、的异同相同点：相同点：一般的情态动词不能单独作谓语，后面必须一般的情态动词不能单独作谓语，后面必须接动词原形一起构成谓语，接动词原形一起构成谓语，have to 也是这样。也是这样。拓展拓展have to与一般情与一般情态动词态动词的异同的异同不同点：不同点：1、一般的情态动词没有、一般的情态动词没有人称和数人称和数的变化，而的变化，而 且所用的时态也受到一定的限制，而且所用的时态也受到一定的限制，而have to 有有人称和数人称和数的变化。可用于多种时态中：的变化。可用于多种时态中：一般现在时中当主语是一般现在时中当主语是第三人称单数第三人称单数时要用时要用has to，其余的人称用，其余

21、的人称用have to。如：。如：She has to go to school before seven.她不得不乘公汽上学。她不得不乘公汽上学。拓展拓展2、否定句和疑问句的构成方式不同：、否定句和疑问句的构成方式不同：一般的情态动词直接在后面加一般的情态动词直接在后面加not构成否定句，构成否定句，把这些情态动词提到句首就构成一般疑问句把这些情态动词提到句首就构成一般疑问句而而have to 的否定句和疑问句的构成往往要借助的否定句和疑问句的构成往往要借助 于助动词于助动词do的适当形式，变为否定句和疑问句的适当形式，变为否定句和疑问句时，时，has to要变成原形。要变成原形。Does

22、she have to go now?她现在必须走了吗？她现在必须走了吗？have to与一般情态动词的异同与一般情态动词的异同Yes,we do.Yes,we do.Do you have to wear a uniform at school?We We have tohave to wear a uniform at school.wear a uniform at school.No,we dont.No,we dont.We We dont have todont have to wear a hat at school.wear a hat at school.Do you hav

23、e to wear a hat at school?Do you have to wear your school card on schooldays?Yes,we do.Yes,we do.We We have tohave to wear my school wear my school card on schooldays.card on schooldays.Yes,we do.Do you have to wear sports shoes for P.E.class?We have to wear sports shoes for P.E.class.Yes,we do.Do y

24、ou have to listen carefully(仔细仔细)in class?We have to listen carefully in class.Yes,we do.Do you have to do homework after class?We have to do homework after class.Do you have to do some reading(阅读阅读)every day?Yes,we do.We have to do some reading every day.Write the rules for the school library.Libra

25、ry Rules1.2.3.4.Dont talk.Dont eat.Dont listen to music.Dont take photos.方法指方法指导导：1.由由图图示可知都是一些禁止示可知都是一些禁止类类的祈使句。的祈使句。2.可知可知应应用用“Dont+动词动词原形原形”句子。句子。3aUse the words to make questions about the rules.Then write answers according to your school.3bDoes she have to be quiet in the library?Yes,she does.D

26、oes he have to eat in the dining hall?Yes,he does.Can we wear a hat in the classroom?No,we cant.Can we listen to music in the hallways?No,we cant.1.You must not break the _(规则规则).2.We cant make too much noise in the _(走廊走廊).3.We have to wear _(运动鞋运动鞋)for gym class.4.He _(步行步行)two kilometers to work

27、every morning.5.She has to _(洗洗)the dishes after meals.ruleshallwayssports shoeswalksdo词汇词汇 Practice 1.Sit down.2.Come in.3.Eat at home.4.Listen to music outside.5.Do your homework at school.Dont sit down.Dont come in.Dont eat at home.把下列祈使句改成否定句把下列祈使句改成否定句Dont listen to music outside.Dont do your h

28、omework at school.Practice 1.He has to eat breakfast quickly.(改改为为一一般疑般疑问问句句)_2.Play volleyball after class.(改改为为否定句否定句)_句型转换句型转换Does he have to eat breakfast quickly?Dont play volleyball after class.3.We can wear sports shoes in class.(改改为为一一般疑般疑问问)_4.Eric has to do his homework before six.(对对划划线线部

29、分提部分提问问)_Can we wear sports shoes in class?What does Eric have to do before six?HOMEWORKUnit 4Dont eat in class.Period 3Section B 1a-1dLets look at the rules of the Jones family.Dont talk loudly.Dont eat in bed.Clean the room on weekends.Dont get up late on Sundays.Dont sing at night.Dont go out on

30、school nights.Do your homework after school.Practice the guitar every day.Dont watch TV after school.go outpractice the guitarhelp mom make breakfastclean his roomdo the dishessee friendsahcbegfdx xx xx xon school nightson school daysafter schoolbefore dinnerafter dinnerin the eveningevery morningev

31、ery Saturday1d Talk about the rules in Daves house in groups.He cant go out on school nights.He cant see his friends on school days.He cant watch TV in the evening.He has to do his homework after school.He must practice the guitar before dinner.He must clean his room every Saturday.He has to help hi

32、s mom make breakfast every morning.1.She wears sunglasses.(对画线部分提问对画线部分提问)_ does she _?2.The sun is shining.(对画线部分提问对画线部分提问)_ _ the weather?What wearHow is3.Listen to music in the hallways.(改为否定句改为否定句)_ listen to music in the hallways.4.At school,we must clean the classroom.(改为同义句改为同义句)At school,we

33、_ _clean the classroom.Dont have to1.(Can/Does)_ we eat in class?2.(Dont/Has to)_ wear a hat in class!3.Does Bill(have to/can)_ go to bed now?4.Francisco and Andrew(cant/dont)_ come.5.(Do/Have to)_ they wear sports shoes?选择正确的词填空选择正确的词填空Can Dont have tocantDo 1.外出外出 _ 2.做作业做作业 _3.见朋友见朋友 _ 4.练习吉他练习吉他

34、 _5.洗碗碟洗碗碟 _ 6.打扫房间打扫房间 _7.帮助妈妈做早饭帮助妈妈做早饭 _ 8.在上学的晚上在上学的晚上 _9.每个周六每个周六 _ 10.晚饭前晚饭前 _Review 复习复习go out do(ones)homeworksee friendspractice the guitardo the disheshelp mom make breakfaston school nightsbefore dinnerevery Saturdayclean the/ones roommake ones beddirtykitchenmorenoisyrelaxreadterriblefee

35、l铺床铺床adj.脏的脏的n.厨房厨房adj.&pron.更多更多(的的)adj.吵闹的吵闹的v.放松；休息放松；休息v.读；阅读读；阅读adj.非常讨厌的；可怕的非常讨厌的；可怕的v.感受；觉得感受；觉得Words and expressionsbe noisymuch和和many的比较级的比较级三单三单 relaxes名词：名词：feelingstrictbe strict(with sb)rememberfollowfollow the rulesluckkeephairlearnadj.严格的；严厉的严格的；严厉的(对某人对某人)要求严格要求严格v.记住；记起记住；记起v.遵循；跟随遵

36、循；跟随遵守规则遵守规则n.幸运；运气幸运；运气v.保持；保留保持；保留n.头发；毛发头发；毛发v.学习；学会学习；学会Words and expressionsbe strict in sth对某事要求严格对某事要求严格形容词：形容词：luckylearn to do sthStep 1 Task:My family rulesI have many rules in my family.I have to do my home-work after school.I cant watch TV on school nights.Let students talk about their f

37、amily rules in groups,and then report.Sample:When you are unhappy about something,who do you like to talk to.My good friend?My father?My mother?My cousin?My teacher?You can talk to Dr Know.He knows everything.2aRead the passage.Underline the rules for Molly.2bRead the passage and answer the question

38、s.Fast reading 快速阅读快速阅读How does Molly feel about the rules?_Its terrible.Careful reading 仔细阅读仔细阅读Read the letters,underline the rules for Molly.2b1.通通读读全文，掌握文章的大意。全文，掌握文章的大意。2.题题目要求我目要求我们寻们寻找有关找有关Molly在家庭及在学在家庭及在学校里的校里的规则规则。表达。表达规则规则的句子常的句子常为为祈使句、祈使句、或含有或含有must及及have的句子。的句子。3.读读短文短文寻寻找找这这种种类类型的句子。根据

39、句意确定型的句子。根据句意确定是否是她的是否是她的规则规则。4.最后最后,再再读读一遍一遍课课文文,检查检查一下答案的正确性。一下答案的正确性。阅读指导阅读指导Dear Dr.Know,There are too many rules!At 6:00 a.m.,my mom says,“Get up now and make your bed!”After breakfast,my mom always says,“Dont leave the dirty dishes in the kitchen!”After that,I run to school because I cant be l

40、ate.At school,we have more rules dont be noisy,dont eat in class,Check the answers2b My dad says I cant play basketball after school because I must do my homework.I can play only on weekends.After dinner,I cant relax either.I must read a book before I can watch TV.But I have to go to bed before 10:0

41、0.Rules,rules,rules!Its terrible!What can I do,Dr.Know?Molly Brown,New York.Dear Dr.Know,There are too many rules!At 6:00 a.m.,my mom says,“Get up now and make your bed!”After breakfast,my mom always says,“Dont leave the dirty dishes in the kitchen!”After that,I run to school because I cant be late.

42、At school,we have more rules dont be noisy,dont eat in class,Check the answers2btoo much 太多太多+不可数名词不可数名词too many 太多太多+可数复数可数复数 make the/ones bed 铺床铺床在厨房里在厨房里吵闹吵闹跑去学校跑去学校更多的规则更多的规则 My dad says I cant play basketball after school because I must do my homework.I can play only on weekends.After dinner,I

43、 cant relax either.I must read a book before I can watch TV.But I have to go to bed before 10:00.Rules,rules,rules!Its terrible!What can I do,Dr.Know?Molly Brown,New York.too和和also在否定句中变为在否定句中变为eitherDear Molly,I know how you feel.People always tell us,Dont do this!or You cant do that!But think abou

44、t it,Molly.There are a lot of things you can do.You can play basketball on weekends.You can watch TV after you read a book.Parents and schools are sometimes strict,but remember,they make rules to help us.We have to follow them.Good luck!Dr.Knowfollow the rules 遵守规则遵守规则()()be strict with sb in sth在某方

45、面对某人要求严格在某方面对某人要求严格2cRead the letters again.Complete the sentences with have to/must,can or cant.cantcanmustmustcancanthave to1.Dear Dr.Know Dr.为为doctor（博士；医生；医师）一词的缩写（博士；医生；医师）一词的缩写形式，放于姓氏之前，表示对人的尊称。形式，放于姓氏之前，表示对人的尊称。Dr.采采用的是首尾缩写法，取首字母和词尾字母将单用的是首尾缩写法，取首字母和词尾字母将单词进行缩写。词进行缩写。2.make the bed/make ones

46、bed 整理床铺整理床铺e.g.Bob always makes his bed himself.鲍勃总是自己整理床铺。鲍勃总是自己整理床铺。Can you make the bed?你会整理床铺吗？你会整理床铺吗？3.noisy adj.意为意为“吵闹的吵闹的”e.g.We cant be noisy in class.我们不能在教室里大吵大闹。我们不能在教室里大吵大闹。4.practice v.意为意为“练习练习”后面可跟名后面可跟名 词、代词或动名词。词、代词或动名词。e.g.I must practice English every morning.我每天早晨必须练习英语。我每天早晨必

47、须练习英语。Mr.Xu practices doing Kong fu every day.许先生每天练习功夫。许先生每天练习功夫。5.After dinner,I cant relax either.晚饭后我也晚饭后我也不能轻松。不能轻松。副词副词either表示表示“也也”，用于否定句句末，用法，用于否定句句末，用法与表示肯定或陈述的副词与表示肯定或陈述的副词too相似，可用逗号与相似，可用逗号与语句的主题隔开。语句的主题隔开。e.g.You like English.I like it,too.你喜欢英语，我也喜欢。你喜欢英语，我也喜欢。My father cant speak Engl

48、ish.My mother cant(speak it),either.我爸不会讲英语，我妈也不会。我爸不会讲英语，我妈也不会。6.before 在在之前之前;after 在在之后；之后；它们的后面可以跟表示时间的点，也可以它们的后面可以跟表示时间的点，也可以跟一个从句表示时间。跟一个从句表示时间。e.g.Wash your hands before dinner.饭前洗手。饭前洗手。Do your homework after school.放学后做作业。放学后做作业。Brush your teeth before you go to bed.睡睡觉觉前刷一下牙。前刷一下牙。Mrs.Wu u

49、sually makes dinner for the family first after she gets home.吴太太在到家之后通常先吴太太在到家之后通常先为为家人做家人做饭饭。7.be strict(with sb.)(对对某人某人)严严格的格的e.g.Our math teacher is very strict.我我们们的数学老的数学老师师很很严严格。格。Are your parents strict with you?你的父母你的父母对对你你严严格格吗吗？8.There are a lot of things you can do.有许多你可以做的事情。有许多你可以做的事情。

50、此句中此句中a lot of things you can do是一个名词短是一个名词短语，句子语，句子you can do起着修饰，限定名词起着修饰，限定名词things的作用。英语中当句子限定修饰名词时要放在的作用。英语中当句子限定修饰名词时要放在该名词之后。该名词之后。e.g.There are a lot of songs you can sing.有许多歌曲你可以唱。有许多歌曲你可以唱。3aCanmusthave tohave tocantmustcantmustcanCheck the answers.Things I have to doThings I cant doI can