课件25张PPT。人教版七年级下册Unit4 Don’t eat in class.Section B（1a-1d）What are the rules in your school?Free talkAre there any rules at home?
What can you do?
What can’t you do?
What do you have to do? Family rulesDo you have to practice the guitar every day?
Yes, I do. Look and sayI have to practice the guitar every day. Do you have to do the dishes every day?
Yes, I do.I have to do the dishes every day. Do you have to help your mother make breakfast?Yes, I do. I have to help your mother make breakfast. Do you have to do your homework after school ?I have to do my homework after school . Yes, I do. Can you often watch TV before dinner?No, I can’t.I can’t watch TV before dinner.Can you see friends on school days?Yes, I can’t.I _____________ on school days.Can you go out on school days?No, I can’t.I _________________________________.What does Dave do?1a Read the rules in the chart in 1b. Then match the pictures [a-h] with the rules.hcebgdfaRead the phrases1b Listen and put an × for things Dave can’t do and a √ for things he has to do.(×)(√)ahcebgdf×××√√√√√on school nights1c Listen again. Write when Dave has to follow the rules in the chart in 1b. Choose from the phrases in the box.(×)(√)ahcebgdf×××√√√√√on school nightsafter schoolbefore dinnerafter dinnerin the eveningevery morningevery Saturdayon school days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 Saturday in the evening
on school days in summer at 6 o’clockoninat当 morning，afternoon，evening有前置定语或限定词时，
就不用in而用on。Write down Dave’s family rules1. He can’t go out on school nights.
2. He can’t see his friends on school days.
3. He has to do his homework after school.
4. He must practice the guitar before dinner.
5. He has to do the dishes after dinner.
6. He can’t watch TV in the evening.
7. He has to help his mom make breakfast every morning.
8. He must clean his room every Saturday.Pair workTalk about the rules in Dave’s family. Can Dave go out
on school nights? No, he can’t.Group workWrite about your own family rules in groups.See which group can say the most family rules.Report: In my group, I have to … I can’t … Jim has to … He can’t…Show time I must practice the guitar before dinner and then I have to do the dishes after dinner.
我必须在晚饭前练习吉他并且在晚餐后洗餐具。
must情态动词，意为“必须”强调主观认同；practice意为“操练，练习”，短语结构为practice sth./ practice doing sth.；do the dishes=wash the dishes意为“洗碗”。
2. Me, too. I have to help my mom make breakfast every morning .我也是。我不得不每天早上帮妈妈做早餐。
Me, too意为“我也是”，省略前面相同的肯定结构句，Me neither意为“我也不是”，省略前面相同的否定结
构句；every morning意为“每天早上”，一般现在时。
3. Wow, you do have a lot of rules.
哇，你的确有太多的规定了。
do放在实义动词之前表示强调，意为“确实、实在”，如：I do clean my room every day.我确实每天打扫房间。
a lot of=lots of意为“许多”，后接可数名词复数或不可数名词。
1. I can’t see my friends on school days and I have to do my homework after school.
【原句翻译】_______________________________________________
______________________________________________
【仿写造句】sb. can’t do …and sb. have(has) to do… ____________________________________________在上学日，我不能见我的朋友而且放学后我不得不做我的家庭作业。 2. I have to help my mom make dinner sometimes.
【原句翻译】___________________________________________
【仿写造句】… help sb do … ___________________________________________
3. Wow, you do have a lot of rules.
【原句翻译】___________________________________________
【仿写造句】（翻译：你确实有许多的英语书。） ___________________________________________
有时候我不得不帮助我妈妈做晚饭。哇，你的确有太多的规定了。Homework 1. Write down ten sentences about what you can or can’t do in your house.
2. Talk what you can do and can’t do to make our class better.
