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1、1,第16课时Unit 8 八年级下册,自 学 反 馈,重 点 突 破,2,第16课时Unit 8 八年级下册,自 学 反 馈,自学反馈,重点突破,wisely,pollution,seriously,recycling,difference,punishment,carelessness,carelessly,harmful,harmless,3,第16课时Unit 8 八年级下册,more and more families,cause serious air pollution,turn off,be separated into,try to do sth,all over the c
2、ountry,cut down,be not allowed to do sth,be punished,自学反馈,重点突破,4,第16课时Unit 8 八年级下册,depend on,be fined by the police,run out,produce pollution,make a difference to,as a result,do something wrong,none left,protect the environment,自学反馈,重点突破,5,第16课时Unit 8 八年级下册,deal/do with,sound like,one of the biggest
3、 problems,be filled with,make sb ill,more living things,less than,自学反馈,重点突破,6,第16课时Unit 8 八年级下册,have a chance to do sth,try ones best,do a survey,brush teeth,use both sides of the paper,be harmful to,in place,millions of,throw away,自学反馈,重点突破,7,第16课时Unit 8 八年级下册,save energy by turning off,by recyclin
4、g waste,are not allowed to cut down,will be punished,自学反馈,重点突破,8,第16课时Unit 8 八年级下册,depend on,to live,cost very little,never run out,one of the biggest problems,自学反馈,重点突破,9,第16课时Unit 8 八年级下册,is harmful to,As a result,to use them wisely,Take your own bags,自学反馈,重点突破,10,第16课时Unit 8 八年级下册,自学反馈,重点突破,11,词
5、汇 点 睛,1 separate vt.&vi.分开，隔开点拨 separate 侧重指把原来连在一起或靠近的人或物分开，后面通常接介词from。He separated the big eggs from the small ones.他把那些大的鸡蛋和小的鸡蛋区分开来。This patient should be separated from the others.这位病人应该和其他病人隔离。,重 点 突 破,第16课时Unit 8 八年级下册,自学反馈,重点突破,12,拓展 separate adj.各自的，分开的The children sleep in separate beds.孩
6、子们都睡在各自的床上。,第16课时Unit 8 八年级下册,自学反馈,重点突破,13,2 harm vt.&n.伤害，损害The medicine did not harm him.Instead it saved his life.这药没有伤害他，相反，它救了他的命。It wouldnt do him any harm to work a bit harder.工作努力点儿对他没什么害处。,第16课时Unit 8 八年级下册,自学反馈,重点突破,14,拓展 harm的形容词形式是harmful，意为“有害的”。do harm tobe harmful to，意为“对有害”。Smoking i
7、s harmful to our health.Smoking does harm to our health.吸烟对我们的健康有害。,第16课时Unit 8 八年级下册,自学反馈,重点突破,15,3 difference n.差异，不同(之处)点拨 difference一般用作可数名词。make a difference意为“有关系，有影响”；make a big difference to意为“对有很大影响；使有了很大的不同”。There are many differences between living in a big city and living in the country.
8、生活在大城市与乡村有许多不同之处。The exam will make a big difference to us.这次考试将对我们有很大影响。,第16课时Unit 8 八年级下册,自学反馈,重点突破,16,拓展 difference的形容词形式是different，意为“不同的”。be different from意为“与不同”；be different in意为“在方面不同”。It was very different from modern car races but no less exciting.它与现代小汽车比赛大不相同，但激动人心的程度却毫不逊色。The two boys a
9、re different in their interests.这两个男孩的兴趣是不同的。,第16课时Unit 8 八年级下册,自学反馈,重点突破,17,巧 辨 异 同,alive,living,lively,live和life(1)alive 是形容词，意为“活着的，在世的”，通常只作表语或后置定语。The fish we caught yesterday is still alive.我们昨天捕的那条鱼还活着。,第16课时Unit 8 八年级下册,自学反馈,重点突破,18,(2)living 可作形容词，意为“活着的，有生命的(尤指现存的)”；还可作名词，意为“生存之道，生计”。常用搭配：
10、make a living 谋生；living things 生物。She has no living relatives.她没有还健在的亲戚了。The living are more important to us than the dead.对我们来说，在世的人比去世的人更重要。His uncle makes a living as a driver.他的叔叔以开车谋生。,第16课时Unit 8 八年级下册,自学反馈,重点突破,19,(3)lively 是形容词，意为“有生气的，生机勃勃的”。A lively person is full of energy.一个生气勃勃的人总是充满活力。
11、(4)live 作动词时，意为“活着，生活，居住”；作形容词或副词时，表示“现场直播”。Kings in history wanted to live forever,but none of them succeeded.历史上国王都希望长生不老，但没有一个成功。,第16课时Unit 8 八年级下册,自学反馈,重点突破,20,It wasnt a recorded show.It was live.它不是录制节目，是实况转播。The race will be covered live.这场比赛将现场直播。(5)life 是名词，意为“生命，生活”。其复数形式是lives。Life is mad
12、e up of little things.人生是由琐碎的事构成的。,第16课时Unit 8 八年级下册,自学反馈,重点突破,21,1 For example,we are not allowed to cut down trees.例如，不允许我们砍树。点拨(1)allow意为“允许；许可”，常用于“allow sb to do sth”结构，表示“允许某人做某事”。allow后面可接动名词作宾语，不可用动词不定式作宾语，即allow doing sth，意为“允许做某事”。My father allowed me to play basketball after finishing my
13、homework.我父亲允许我做完作业后打篮球。,句 型 透 视,第16课时Unit 8 八年级下册,自学反馈,重点突破,22,They do not allow smoking in public.他们不允许在公共场合吸烟。(2)allow用于被动语态时，后面必须接不定式作宾语补足语，即“sb/sth be allowed to do sth”结构。Women were not allowed to take part in the games in the past.在过去，妇女是不允许参加这些比赛的。,第16课时Unit 8 八年级下册,自学反馈,重点突破,23,2 Pollution
14、is one of the biggest problems in the world today.如今，污染是世界上最大的问题之一。点拨“one of the biggest problems”意为“最大的问题之一”，其结构为“one ofthe形容词的最高级可数名词的复数”。整个短语表达的意思是单数，故谓语动词用第三人称单数形式。,第16课时Unit 8 八年级下册,自学反馈,重点突破,24,One of the fishing boats sank down.其中一艘渔船沉没了。Li Bai is one of the greatest poets all over the world.
15、李白是全世界最伟大的诗人之一。,第16课时Unit 8 八年级下册,自学反馈,重点突破,25,.用括号内所给词的适当形式填空1.There are many voluntary _(organize)now.2.The old man _(wise)decided to be picked up at the airport.3.The two pictures have some _(different),but we cant find them.4.Miss Green always makes her lessons _(live)and interesting.5.Jim doesn
16、t do the homework as _(careless)as Linda.,第16课时Unit 8 八年级下册,organization,wisely,differences,lively,carelessly,自学反馈,重点突破,26,.单项选择()1.Can you _ the TV?I feel a little sleepy.Aturn onBturn downCturn upDturn off()2.Its said that a new robot _ by Johnson in a few days.AdesignedBwill designedCwill be desi
17、gnedDhas been designed,D,C,第16课时Unit 8 八年级下册,自学反馈,重点突破,27,()3.If farmers _ trees and forests,many wild animals _ nowhere to live.Acut down;haveBwill cut down;will haveCwill cut down;haveDcut down;will have()4.The children are separated _ two groups.AintoBfromCaboveDout,D,A,第16课时Unit 8 八年级下册,自学反馈,重点突
18、破,28,()5._ using both sides of the paper,we can make a contribution to protecting the environment.AWithBThroughCByDOf,C,第16课时Unit 8 八年级下册,自学反馈,重点突破,29,.根据汉语意思完成句子1.我的老板不允许我用那部电话。My boss _ the telephone.2.孩子们依赖他们的父母供给衣食。Children _ their parents _ food and clothes.3.深圳的世界之窗是最著名的主题公园之一。_ theme parks _
19、Window of the World in Shenzhen.,第16课时Unit 8 八年级下册,doesnt allow me to use,depend on,for,One of the most famous,is,自学反馈,重点突破,30,4.众所周知，过多的工作对我们的健康有害。As we all know,_ our health.5.即使最简单的日常活动也能对环境造成影响。Even the simplest daily activities can _ the environment.,第16课时Unit 8 八年级下册,make a difference to,too much work is harmful to,自学反馈,重点突破,
