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1、 8B unit8 83 第 16 课时 八年级下册Unit 8 类别 课标考点要求 词汇 拓展 1.wise adj._(adv.)2pollute v._(n.)3.serious adj._(adv.)4recycle v._ (n.)5.different adj._(n.)6.punish v._(n.)7.careless adj._(n.)_(adv.)8.harm v._(adj.)有害的 _(adj.)无害的 短语 归纳 1.越来越多的家庭 _ 2 导致严重的空气污染 _ 3 关上(开关)_ 4 被分成 _ 5 尽力做某事 _ 6 全国各地 _ 7 砍倒 _ 8 不被允许做某
2、事 _ 9 被惩罚 _ 短语 归纳 10被警方罚款 _ 11依靠;取决于 _ 12耗尽,用完 _ 13产生污染 _ 14对有影响 _ 15结果 _ 16做一些错事 _ 17一个没有剩下 _ 18.保护环境 _ 短语 归纳 19处理,处置 _ 20听起来像 _ 21最大的问题之一 _ 22充满,填满 _ 23使某人生病 _ 24更多的生物 _ 25少于 _ 短语 归纳 26有做某事的机会 _ 27尽某人最大努力 _ 28做调查 _ 29刷牙 _ 30用两面纸 _ 31对有害 _ 32在正确位置 _ 33数以百万的 _ 8B unit8 84 34扔掉 _ 句型 再现 1.当我们离开房间时,我们可
3、以通过关灯来节约能源。We can _ the lights when we leave a room.2.我们可以通过回收废品来保护环境。We can protect the environment _ 3.例如,不允许我们砍树。For example,we _ trees.4.否则我们将会被处罚。Otherwise,we _ 句型 再现 5.我们依靠其丰富的资源生存 We _ its rich resources _ 6.这些新型能源不仅成本低廉,而且用之不尽。These new types of energy _ and will _ 7.如今,污染是世界上最大的问题之一。Polluti
4、on is _ in the world today.句型 再现 8.空气污染对我们的健康有害。Air pollution _ our health.9.因此,对于我们来说,明智地使用它们很重要。_,it is very important for us _ 10当(你)购物时,自带购物袋。_ when shopping.语法结构 被动语态(II)一般将来时的被动语态。详见 P107,语法互动(七)词 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 e
5、ggs 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。拓展 separate adj.各自的,分开的 The children sleep in separate beds.孩子们都睡在各自的床上。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
6、work a bit harder.工作努力点儿对他没什么害处。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 is harmful to our health.Smoking does harm to our health.吸烟对我们的健康有害。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”。8B unit8 8
7、5 There are many differences between living in a big city and living in the country.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。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 les
8、s 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 are different in their interests.这两个男孩的兴趣是不同的。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。(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:make a li
9、ving 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。(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。(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
10、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。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 made up of little things.人生是由琐碎的事构成的。句 型 透 视 1 For example,we are not allow
11、ed 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 fini shing my homework.我父亲允许我做完作业后打篮球。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
12、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。2 Pollution is one of the biggest problems in the world today.如今,污染是世界上最大的 8B unit8 86 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
13、,故谓语动词用第三人称单数形式。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.李白是全世界最伟大的诗人之一。.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 ca
14、nt find them.4.Miss Green always makes her lessons _(live)and interesting.5.Jim doesnt do the homework as _(careless)as Linda.单项选择()1.Can you _ the TV?I feel a little sleepy.A turn on B turn down C turn up D turn off()2.Its said that a new robot _ by Johnson in a few days.A designed B will designed
15、C will be designed D has been designed()3.If farmers _ trees and forests,many wild animals _ nowhere to live.A cut down;have Bwill cut down;will have C will cut down;have D cut down;will have()4.The children are separated _ two groups.A into B from C above D out()5._ using both sides of the paper,we
16、 can make a contribution to protecting the environment.A With B Through CBy D Of.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 _ Window of the World in Shenzhen.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.