外研版初二英语上册导学案A层八--N68.doc

润安公学20112012学年度第一学期分层走班教学八年级英语学科A层讲学稿（No. 68）课题：Module 12 Traditional life Unit 3 Language in use 主备人：包晗 审核人：刘骁明 审批时间：2011-12-30班级： 学生姓名： 使用时间：【Learning Objects学习目标】1、知识目标：（1）会读、会写本课的新词汇和短语（2）能在日常交际中应用粗体的单词以及加的单词。（3）复习本模块中出现的单词，短语和句型。2、能力目标：（1）能够掌握情态动词must和can的肯定及否定用法。（2）能够用情态动词must和can的肯定及否定用法自己造句。 （3）能够谈论自己家中的家规、学校里的校规等相关话题。【Learning Important Points学习重点】1、能够正确掌握本课所学的新单词：smoke passport litter pavemen及词组： wish up waste bin 2、能够掌握情态动词must和can的肯定及否定用法。【Learning Difficult Points学习难点】 情态动词must和can的用法【学习过程】 Preview1 Review the new words in this module and do dictation with each other.(复习本模块所有新词汇并会相互听写。)2 Read the texts in this module again and again . Class activities（课堂活动）Step 1 Check the previsionStep 2 Activities 1 & 2 Speaking and listening1) Look at the pictures and talk about them.2) Listen and check the things he must and musts do.3) Listen again and do Activity 2.Step 3 Activities 3, 4 & 5 Free talk1) Work in pairs. Tell each other three things you must do at home and three things you mustnt. Are your home rules different or the same? I must visit my grandparents once a week. I mustnt smoke. I must I mustnt2) Have a pair of them read out what they talk about.Step 4 Activity 6 Complete the sentences with can or cant .1) Make a difference between them.2) Fill in the blanks individually, and then check with a partner.3) Read the sentences and translate them into Chinese.Step 5 Activity 7 Complete the sentences with must or mustnt .1) Make a difference between them.2) Fill in the blanks individually, and then check with a partner.3) Read the sentences and translate them into Chinese.Step 6 Activity 8 Complete the sentences with the expressins in the box1) Read the words in the box and get their meanings.2) Complete the sentences individually and then check with your partner.Step 7 Activity 10 Complete the passage with the words in the box1) Read the words in the box and get their meanings.2) Complete the sentences individually and then check with your partner.Step 8 精讲点拨表达推测、可能的句型和表达方式：1. 用情态动词 must 表示_, can ,could ,may ,might 表示_ cant 表示_ 。 A. must : This book must be Toms , his name is on it . He must be playing computer games B. may : I may go to England one day . There may be a few showers, so bring an unbrella with you .C. might: Bring your swimsuit because you might want to swim in the sea. D. cant Tom cant be in Hefei , he has gone to the USA. He cant be sleeping now, I saw him playing basketball just now . 2. 掌握情态动词can、 must 表示“允许”的用法 can 表示“可以”， cant 表示“不可以”“不能、不要”如： 1) 完成作业后，你们可以去打篮球。 After finishing homework , you _ play basketball 2) 你不能在教室里打篮球。 You _ play basketball in the classroom. must表示“必须”，其一般疑问句的否定回答用 neednt ,表示“不必了”如： 3) 在去打篮球前你们必须要做完作业。 You _ finish your homework before you go to play basketball . 4) We must finish our homework this afternoon .(改一般疑问句并做肯定、否定回答) _ _ _3. must 表示主观上认为某事必须要做，译为“必须”；have to 表示受客观条件影响必须要做，译为“不得不”，如： 1) I think you _ study hard , or you will get bad marks . 2) We _ stay at home because its raining so heavily .mustnt 表示禁止某人干某事，如：You _ swim in this river , because it is very deep and dangerous .如何正确使用情态动词，要看具体的语境。Step9 专项练习I. 用must, mustnt, can, cant 填空1. You _ talk with food in your mouth.2. you _ wash your hands before meals.3. In Australia you _ take photos of people, but its polite to ask first. 4. In Australia you _ ride your bike on the pavement.5. In England when you accept a present, you _ use one hand.6. - _ I do the cleaning now ? - No, you neednt.7. You _ get married at the age of sixteen.8. The students _ listen to the teacher in class.II 单项选择 1. - Are you going to the USA ? - I am not sure , we _ go to the Australia . A. must B. may be C. might D. need2. He _ stayed at home and watched TV . A. may be B. possible C. maybe D. may3. There _ a supermarket near here . A. maybe B. may be C. must D. should 4.This blue bike _ be Jacks , his bike is red . A. mustnt B. should C. might D. cant 5. - Who is singing in the next room ? is it Tom ? - It _be Tom . he has gone to Hefei . A, mustnt B. neednt C. shouldnt D. cant 6. - W is singing in the next room ? is it Tom ? -It _be Tom , he like singing very much , he always sings in the room . A. should B. mustnt be C. have to D must 7. - What is the man doing ? - He _ the bus , he is in a hurry . A. must catch B. should be catching B. must be catching D. needs to catch 8. In the USA ,When someone gives you a present , you _ open it immediately . A. have to B. can C. must D. need 9. In China , when you accept a present , you _ use both hands , but in Britain you _ use one hand . A, cant , mustnt B. have to , must C. must ,can D. can , can 10. In china , you _ wrap presents in black, white or blue paper . A. mustnt B. cant C. should D. neednt11. A picture in a red circle with a line across always means “_ “ A. You can do this B. you neednt do this C. you mustnt do this D. you cant do this .12. - Another cup of coffee ? - No, thanks. I _ be off. Mary is waiting for me . A. can B. may C. must D. might 13. The baby is too young. You _ give her big pieces of food. A. may B. must C. may not D. must not 14. - Can you play the piano ? - Yes, I _. I often practise it on weekends. A. neednt B. need C. cant D. can15. - Mr Wang, must I come again on Sunday morning to clean the windows ? - No, you _. I have asked others to do it. A. dont have to B. mustnt C. cant D. shouldnt Step 10 Activity 11 Work in pairs. Look at the signs and guess what they mean.1) Have students look at the picture and try to describe it