仁爱版八年级英语上册 Unit 2 Topic 2 Section A 课件(共41张PPT).ppt

1、Section Atired tad adj.疲倦的;疲劳的cause k:z v.使发生，引起;导致 n.原因;起因litter lt(r)n.废弃物，垃圾(不可数)v.乱扔杂物dustbin dstbn n.垃圾箱fingernail fgnel n.指甲meal mi:l n.一餐（饭）without wat prep.没有，缺乏；不和在一起反义词：with 拥有，带有tad k:zlt(r)dstbn fgnelmi:lwat1.Learn some new words and phrases:短语：stay up(sit up)too late 熬夜 be good/bad for.

2、对.有益/害 eat too much 吃得太多eat too little 吃的太少go to bed early 早睡get up late 晚起play sports=do/have sports=do/take exercise 做运动keep fingernails long 留长指甲wash hands before meals 饭前洗手do morning exercises 做早操 throw litter around 乱扔垃圾put litter into the dustbin 把垃圾扔进垃圾箱play sports right after meals 饭后立即运动go

3、to school without breakfast 不吃早饭上学brush teeth twice a day 一天刷牙两次2.Talk about living habits.（1）-What caused it?-I.-V-ing sth.is bad for your health.（2）学习选择疑问句：Is going to bed early good or bad for our health?Its good.Staying up late is bad for your health.(3)Learn how to use:must,mustnt,shouldnt (4)祈

4、使句用法。怎么回事？/怎么了？=Whats happening?=What the matter?=Whats wrong?=Whats the trouble?动名词（doing）作主语视为单数Whats the matter?flucoughfevercant sleep wellReviewWhats wrong with him?He has a cough.What should he do?He should go to see a doctor.熬夜What are they doing?They are watching TV?Staying up too late is ba

5、d for your health.doing sth.eat too much 吃得太多eat too little 吃的太少Is it good for your health?I have a toothache.What caused it?引起怎么回事？/怎么了？=Whats happening?=What the matter?=Whats wrong?=Whats the trouble?=Whats up?是什么引起的？Because I ate too much candy.Eating candy is bad for the teeth.对有害Staying up too

6、 latego to bed very earlyheadache and coughwatch a soccer game on TV,go to bed very lateA:Whats wrong?B:I.A:Im sorry to hear that.What caused it?B:I.A:I see.V-ing sth.is bad for your health.You should.B:Right!是什么引起的？eat too much eat too littlestomachache have a big supper吃一顿丰盛的晚餐A:Whats wrong?B:I.A:

7、Im sorry to hear that.What caused it?B:I.A:I see.V-ing sth.is bad for your health.You should.B:Right!smoke too much eat some fruita sore throatsmoke too muchA:Whats wrong?B:I.A:Im sorry to hear that.What caused it?B:I.A:I see.V-ing sth.is bad for your health.You should.B:Right!Kangkang looks tired.W

8、hat did he do last night?疲倦的Listen to 1a and find out the answers.1a录音1a-P351.Whats wrong with Kangkang?2.Did he watch a soccer game on TV last night?3.Is staying up late good for your health?He has a headache.Yes,he did.No,it isnt.Watch the flash and fill in the blanks.1bReasonwatch _go to bed _Res

9、ult look _have a _Suggestion go to bed _Feeling _ a soccer game very latetiredheadacheearly better视频1a-P351aLook,listen and saySection AJane:Kangkang:Jane:Kangkang:Kangkang,you look tired.Whats wrong?I have a headache.Im sorry to hear that.What caused it?I watched a soccer game on TV last night and

10、went to bed very late.I see.Staying up late isis bad for your health.You should go to bed early tonight and youll feel better tomorrow.Right!I must have a good rest.Jane:Kangkang:怎么回事？/怎么了？=Whats happening?=Whats the matter?=Whats wrong?=Whats the trouble?=Whats up?stay up(=sit up)late 熬夜,不睡觉feel be

11、tter 感觉好些视频1a-P35动名词短语【doing sth.(单数/复数)】作主语视为单数，谓语用单数。练习：1)_ TV too much_ bad for your eyes.A.Watching,are B.Watch,were C.Watch,is D.Watching,is2)_hands before meals _good for our health.A.Washing,are B.Wash,were C.Wash,is D.Washing,isDDbe good/bad for 对有益/有害Jane:Kangkang:Jane:Kangkang:Kangkang,you

12、 look_.Whats wrong?I have a headache.Im sorry to hear that.What _ it?I _ a soccer game on TV last night and _ to bed very late.I see._ _ late isis bad for your _.You should go to bed _tonight and youll feel _ tomorrow.Right!I must have a _ rest _.Jane:Kangkang:Retell 1atiredcausedwatchedwentStaying

13、uphealthearlybetter good tonightWorkinpairsandpractice1a.Thenfillintheblanksandmakeanewconversationwithyourpartner.1dFeeling Reason 原因Suggestion badterribletired have a stomachachesee a doctorstay up latego to bed earlydo much homeworkhave a restA:I feel bad because I have a stomachache.B:Oh,eating

14、too much is bad for your health.You must see a doctor.Make similar conversations after the example.学习情态动词must“必须”及其否定形式must not/mustnt“禁止/不允许”表示必要性的用法You must do morning exercises every day.=Do morning exercises every day.You must/should+动词原形 =动词原形You mustnt/shouldnt =Dont 不许祈使句You must not throw li

15、tter around.=Dont throw litter around.You must put litter into the dustbin.=Put litter into the dustbin.You must not stay up late at night.=Dont stay up late at night.You must brush your teeth twice a day.=Brush your teeth twice a day.You must not read in the sun.=Dont read in the sun.情态动词 must“必须”后

16、跟动词原形 must not=mustnt 禁止/不允许must的答句形式：Must I+v.?Yes,you must.No,you neednt/dont(doesnt)have to.(不必)(考点)【不能用mustnt（禁止/不允许）】注意：must与have/has to 区别：情态动词 must必须（主观上的必须）后跟动词原形。have/has to 必须/不得不(客观上必须)，后跟动词原形must“必须”/mustnt“禁止/不允许”表必要性的用法:You must/should+动词原形 =动词原形 You mustnt/shouldnt =Dont 不许祈使句学习情态动词mu

17、st“必须”及其否定形式must not(mustnt)“禁止/不允许”的用法：练习：用must,mustnt,have to填空。The students _study English on school days.My mother is sick,so I _ look after her.You _ read in the sun.musthave tomustnt 练习：Children _ play on the street.A.cant B.may not C.dont have to D.must not-Must I play on the computer?-No,you

18、 _.A.cant B.may not C.neednt D.must notYou mustnt throw litter about.(同义句)_ _ litter about.You must be careful.(同义句)_ _,please.DCDontthrowBe carefulMatch the sentence halves with the pictures.stay up late at night.stay up late at night.read in the sun.read in the sun.put litter into the dustbin.put

19、litter into the dustbin.do morning exercises every day.do morning exercises every day.throw litter aroundthrow litter around.brush your teeth twice a day.brush your teeth twice a day.You should/mustYou mustnt/shouldntDontstay up late at night.read in the sun.put litter into the dustbin.do morning ex

20、ercises every day.throw litter around.brush your teeth twice a day.Read and match.throw.about=throw.around =litteraround 到处乱扔 (后跟的是it/them,要放于around前)litter n.垃圾(不可数名词)You mustnt/shouldnt =Dont 不许in the sun 在阳光下(不用under)putinto 把放进 Good Bad 1.going to bed early 2.getting up late 3.doing morning exer

21、cises 4.keeping fingernails long 5.washing hands before meals 6.playing sports right after meals7.going to school without breakfast 8.brushing teeth twice a day Check whether the following habits are good or bad.3a1._2._3._4._We should get up early.We mustnt keep fingernails long.We mustnt play spor

22、ts right after meals.We should have breakfast before we go to school.Rewrite the bad habits,using should,had better or must.Ask and answer the questions based on 3a.Then list some other living habits and discuss them.Example:A:Is getting up late good or bad for our health?B:Its bad.A:Really?I must g

23、et up early every day.Use expressions like“Really?”“How interesting!”“My God!”“Wow!”etc.to show your attitude in conversations.Which group can list the most living habits?Then discuss whether these living habits are good or bad for our health.HabitsGoodBad 1.Learn to talk about personal hygiene and

24、living habits.2.Learn the modal verbs:must/mustnt.1.模仿 1a 编写一段类似的对话，至少60词。2.列举出五种对身体健康有益的生活习惯。1.with(介词)用法：(1)表伴随：“带着/持有”。with 与have/has 用法区别：with 介词，表伴随，不作谓语“带有”；with+sth.have/has作谓语，“有”。注意：“with sth.”与“have/has sth.”之间可进行转换。练习：The girl _short blond hair is Ann.(同义句)Ann _short blond hairHe reads bo

25、oks _ great interest The hamburger _milk is very delicious.中国是一个具有悠久历史的大国。China is a large country _a long history.He often sleeps _the window open (2)做“用(具体工具)”。注意区别:“with+具体工具(工具前有其它词修饰)”-用工具 with a pen“in+材料(材料前无其它词修饰)”-用某材料in pen“in+语言”-用某语言另外：in还作“穿/戴”in a blue coat注意：“with+工具”可与“use+工具”的转换 “in

26、+语言”与“speak+语言”的转换with 与without 用法：withhaswithwithwithwith练习：The girl _(穿)red writes _(用)a pen/pencil.He says it_(用)English.We eat _(用)our left hand.Dont wrap(包)lucky money_（用）white,blue or black paper.Dont write _(用)pen/pencil/ink(墨水).练习：She writes with a pen.(同义句)She _ a pen to write.He says it in

27、 English.(同义句)He _ English.We eat with our left hand.(同义句)We _ our left hand to eat.(3)with sb.和一起come with me.2.without“没有”（=instead of）表伴随注意和not have/has区别。without sth./doing sth.没有(放于动词后)练习:1)We cant live _(没有)water.2)Draw a triangle _(没有)a ruler.3)The old man _(没有)hair is Mr.Black.=Mr.Black_(没有)

28、hair.4)He didnt have breakfast and then went to school.(同义句)He went to school _ _ breakfast.短语：with ones help=with the help of sb.在某人的帮助下without ones help 没有某人的帮助help sb.with sth.=help sb.to do sth.帮助某人做某事talk with sb.和某人交谈 in withinwithininusesspeaksusedoesnt havewithoutwithoutwithoutwithout having