公开课课件 仁爱版英语八年级上册Unit2 Topic2 .ppt(课件中不含音视频素材)

1、 Unit 2 Keeping Healthy Topic 2 1.Can you guess whats wrong with Kangkang?2.Why does he look like this?Look at the picture and answer:Kangkang,you look tired.Whats wrong?I have a headache.tired：形：形容词，疲劳容词，疲劳。have a headacheIm sorry to hear that.What caused it?be sorry to do sthwatch a soccer game(se

2、e/look/read)I watched a soccer game on TV last night and went to bed very late.I see.Staying up late is bad for your health.You should go to bed early tonight and youll feel better tomorrow.Right!I must have a good rest tonight.动名词动名词 作作主语，谓语主语，谓语用三单用三单 have a good restmust的本领：的本领：（1）must表示说话表示说话人的主

3、观看法或愿望人的主观看法或愿望，认为，认为“必须必须”做某事。做某事。例如：例如：I _ _ hard.我必须努力学习。我必须努力学习。must study （2）肯定句中，）肯定句中，must可以表肯定推测。可以表肯定推测。must be表示表示“一定是，一定在一定是，一定在”。否定推测否定推测:cant（不可能）（不可能）。例如：。例如：She _ _our new Chinese teacher.她一定是我们的新的语文老师。她一定是我们的新的语文老师。The door is closed.He _ _ at home.门关着，他一定不在家。门关着，他一定不在家。must becant b

4、emust的变脸：的变脸：（1）must的否定式：的否定式：must not，常缩写成，常缩写成mustnt，意思是意思是“决不可；禁止决不可；禁止”。例如：例如：You _ _smoke here.你绝不能在这儿抽烟。你绝不能在这儿抽烟。（2）must的疑问句：的疑问句：must提前。提前。肯定回答：肯定回答：Yes，主语，主语+must 否定回答：否定回答：No，主语，主语+neednt/dont have to 例如：例如：Must I finish my homework today?No，you _/Yes，you_.must notneedntmust New wordshealt

5、h n.健康(不可数名词)eg:Good health is very important for us.healthy adj.健康的eg:Healthy bodies are very important for us.adv.今晚，今夜今晚，今夜 eg:They are going to perform tonight.tonight n.今晚，今夜今晚，今夜eg:Tonight is the best time to see the movie.without prep.没有没有eg:1.We cant go to the city without ships.2.The boy be

6、gins his meals without washing his hands.3.We cant live without water.用must/should/should not/had better/had better not造句play sports right after mealswe shouldnt.take a shower/keep the air freshwe had better.go to the crowded place we had better not.read in the sunwe had better not/shouldnt.Are thes

7、e habits good or bad?washing hands before mealsdoing morning exercisesis bad/good for our health.is bad/good for our health.keeping fingernails cleangoing to bed lateis bad/good for our health.is bad/good for our health.Good Bad 1.going to bed early 2.getting up late 3.doing morning exercises 4.keep

8、ing fingernails long 5.washing hands before meals 6.playing sports right after meals7.going to school without breakfast 8.brushing teeth twice a day What cause illness?nA fever.nWork too hard.nDont get enough food.nGerms get into throughacross/through的区别1.The river runs _ the city.2.I walked _ the f

9、ield when i was young throughGiving some suggestions on keeping healthy,nWe must have enough food.nWe must have different kinds of food.nWe must have right kinds of foodnWe shouldnt eat too much or too little.Lets learn the new words:narticlensmokenevenncancernnecessarynactivenenergy /:tikl/n.文章，物品文

10、章，物品 /smuk/v.&n.吸烟，烟吸烟，烟 /i:vn/adv.甚至，即使甚至，即使 /kns/n.癌，癌症癌，癌症/nessri/adj.必要的，必需的必要的，必需的 /ktiv/adj.活跃的，积极的活跃的，积极的/endi/n.精力精力 活力活力英汉互译下列单词并标上词性。英汉互译下列单词并标上词性。1.article_()2.smoke _()_()3.litter _()_()4.enough _()_()5.癌癌_()6.垃圾箱垃圾箱_()7.能量；精力能量；精力_()8.必需的，必要的必需的，必要的 _()文章；物品；冠词文章；物品；冠词 n.吸烟；冒烟吸烟；冒烟 v.烟烟

11、 n.废弃物；垃圾废弃物；垃圾 n.乱丢杂物乱丢杂物 v.足够的；充分的足够的；充分的 adj.足够足够 adv.cancer n.dustbin n.energy n.necessary adj.Eating too much candy is bad for our health.Water is good for your health._It will keep you active during the day.Drink enough water every day.Go to bed early and get up early.Drinking enough water eve

12、ry day.Water is good for your health.enough足够的/地，充分的/地 adjadvenough+n足够的什么东西adj+enough足够怎么样他足够大去上学。He is old enough to go to school.（enough作形容词）（enough作副词）如果你起床够早，你将能赶上公交车。If you get up early enough,youll catch the bus.Have a try：nIt is cold enough/enough cold to put on the coat.nHe is enough old/ol

13、d enough to go to school.smokeWhats he doing？He is .What do you think of smoking？smokingSmoking is bad for our health.Its cool to smoke.Is smoking good or bad for our health?Its bad for our health.Smoking is bad for our lungs.It can even cause cancer.So everyone should give up smoking.放弃放弃 Oh,thank

14、you.Im reading an article about smoking in the newspaper.Does your father smoke?had better：最好。：最好。about:介词介词，关于，关于Hi,Wang Junfeng!What are you reading?Youd better not read in the sun.Its bad for your eyes.But,you know,smoking is bad for his health.smoking：动名词作主动名词作主语。语。Yes,he thinks smoking can help

15、 him relax.and：连词：连词，连接两个，连接两个句子。句子。too:副词，副词，太。太。Yes,his teeth are yellow and he often coughs.Thats too bad.Look,the article says smoking is bad for our lungs and it can even cause cancer.Sure.borrow:动动词，借。词，借。Oh!How terrible!I must ask him to give up smoking.May I borrow your newspaper and show it

16、 to my father.Find out the following phrases and translate:o had better(not)do o ask sb.to doo give up doing sth.o borrow sb.sth.o show sth.to sb./o show sb.sth.o 最好最好(不要不要)做做o 要求某人做某事要求某人做某事o 放弃做某事放弃做某事o 借用某人某物借用某人某物 o 向某人展示某物向某人展示某物 1.我不会放弃学习英语。我不会放弃学习英语。I wont _English.2.老师常常告诉我们课堂上要认真听。老师常常告诉我们课

17、堂上要认真听。The teacher often _carefully in class.give up learningasks us to listen 3.喝水有益于我们的健康。喝水有益于我们的健康。_water _good for our health.DrinkingisWe hopeto keep healthyHealthy Treedrink enough waterhave breakfasttake a walk after mealsDont get up late.do morning exercisesDont keep fingernails long.Dont t

18、hrow litter around.堂上小测堂上小测()1.Children play soccer in the streets.Its not safe.A.may not B.will C.neednt D.must not()2.May I?A.show my father it B.show it my father C.show my father to it D.show it to my father()3.-Jane,I think we cant finish the work.-Dont worry.We have time to do it.A.enough B.fe

19、w.C.little D.manyDDA()4.My pen is broken.I have to _one _Mike.A.borrow;to B.borrow;from C.lend;from D.lend;to()5.Breakfast gives you energy the morning.A.on B.in C.for D.of()6.I must ask him .A.to give smoking up B.gives up C.to give up smoking D.to give up BCC（2）完成句子。）完成句子。1.每天喝足够的水有利于我们的健康。每天喝足够的水

20、有利于我们的健康。o Drinking _ _ every day _ _ _ our health.2.早睡早起能够帮助我们在白天保持活力。早睡早起能够帮助我们在白天保持活力。o Going to bed early and _ _ _ can help us _ _ during the day.enough waterbad forisgetting up earlykeep active3.好的饮食习惯对每个人都是必要的。好的饮食习惯对每个人都是必要的。o _ _ _everyone _ _ good eating habits.4.玩电脑游戏对你的学习不利，你必须戒掉。玩电脑游戏对你的学习不利，你必须戒掉。o Playing computer games is bad for _ _.You must _ _ _.Its necessary fortohaveyourstudygive it up