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1、Unit 4 Unit 4 Dont eat in class.Dont eat in class.To learn to talk about rules at homeTo learn to use imperativesTo learn to use can for permissionTo learn to use modal verbs have to,mustENJOY A VIDEOENJOY A VIDEO562341GAMEDont fight.Dont listen to music in the classroom!in the classroomDont run in
2、the hallways.Dont eat in the classroom.in the classroomDont take photos here.Dont talk in the library!in the libraryLearn some phrasessee friends practice the guitarhelp mom make breakfastclean his roomdo the dishesgo outgo outdo homeworkpractice his guitarwatch TVdo the disheshelp mommake breakfast
3、clean his roomsee friendsRules_go out_see friends_do his homework_practice the guitar_do the dishes_watch TV_help his mom make breakfast_clean his room1a Read the rules in the chart in 1b.Then match the pictures a-h with the rules.hcebgdfaRules CantHave to/MustWhen_ go out_ see friends_ do his homew
4、ork_ practice the guitar_ do the dishes_ watch TV_ help his mom make breakfast_ clean his room1b Listen and put an for things Dave cant do and a for things he has to do.()()ahcebgdfon school nightson school nights every Saturday before dinner in the eveningon school days after dinner after school ev
5、ery morningRules CantHave to/MustWhen_ go out_ see friends_ do his homework_ practice the guitar_ do the dishes_ watch TV_ help his mom make breakfast_ clean his room1c Listen again.Write when Dave has to follow the rules in the chart in 1b.Choose from the phrases in the box.()()ahcebgdfon school ni
6、ghtsafter schoolbefore dinnerafter dinnerin the eveningevery morningevery Saturdayon school days Tape scriptEmily:Hi,Dave.Do you want to watch the basketball game in the park this evening?Dave:Id love to,but I cant go out on school nights.Emily:Oh,thats too bad.Dave:Yeah,I have so many rulesEmily:Re
7、ally?Dave:Yeah,I cant see my friends on school days and I have to do my homework after school.Emily:What other rules do you have?Dave:Mmm I must practice the guitar before dinner and then I have to do the dishes after dinner.And I cant watch TV in the evening.Emily:Oh,well.I have to help my mom make
8、 dinner sometimes.Dave:Me,too.I have to help my mom make breakfast every morning.And I must clean my room every Saturday.Emily:Wow,you do have a lot of rules.have to 和must用法 观察与思考在具体某一天用介词_。在具体的时间点前面用介词 _。在某个季节、某年、某月都用介词_。on school nights on Saturdayin the evening on school days in summer at 6 ocloc
9、koninat当 morning，afternoon，evening有前置定语或后置定语限定时，就不用in而用on。Pair workTalk about the rules in Daves family.Can Dave go out on school nights?No,he cant.Write down Daves family rules1.He cant go out on school nights.2.He cant see his friends on school days.3.He has to do his homework after school.4.He mu
10、st practice the guitar before dinner.5.He has to do the dishes after dinner.6.He cant watch TV in the evening.7.He has to help his mom make breakfast every morning.8.He must clean his room every Saturday.Group workuWrite about your own family rules in groups.uSee which group can say the most family
11、rules.SummarySummarySummarySummary外出外出看望朋友看望朋友做他的家庭作业做他的家庭作业练习吉他练习吉他洗餐具洗餐具帮助他的妈妈做早饭帮助他的妈妈做早饭打扫他的房间打扫他的房间看电视看电视必须（主观）必须（主观）必须（客观）必须（客观）musthave to放学后放学后 每周六每周六晚饭之前晚饭之前在晚上在晚上在上学日在上学日在上学日的晚上在上学日的晚上每天早上每天早上晚饭之后晚饭之后go outsee friendsdo his homeworkpractice the guitardo the disheshelp his mom make breakfas
12、tclean his roomwatch TVafter schoolevery Saturdaybefore dinnerin the eveningon school dayson school nightsevery morningafter dinnerSummarySummarySummarySummaryTalk about rules in different ways.Talk about rules in different ways.We can+V.We can+V.原形原形,We cant+V.,We cant+V.原形原形,We must+V.We must+V.原形
13、原形,We have to+V.We have to+V.原形原形.小小翻译家小小翻译家1.他必须在晚饭之前练习吉他。2.我在校的日子不能看电视。3.她能每天早上帮妈妈做早饭吗？4.你在校的晚上能出去吗？5.他不得不放学后打扫他的房间。He must practice the guitar before dinner.I can not watch TV on school days.Can she help her mom make breakfast every morning?Can you go out on school nights?He has to clean his room after school.Homework 1.Recite new words and expressions.2.Write down ten sentences about what you can or cant do in your house.Nothing can be accomplished without norms or standards.没有规矩不成方圆。