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1、Unit 2 Topic 2 All these problems are very serious 【学习目标】1.学习不定代词和不定副词的用法;2.进一步了解有关环境污染的一些情况,提高环境保护意识。【预习案】一、 读1a,回答1b的问题二、 读(2) ,用所给的单词填写空格三、 在文中找到并划出下面的短语51.读这篇文章_ _ 2.世界上最大的煤炭生产国和消费国_ _ 3.(作为)结果,因此_ _ _ 4.一些有用的措施_ _ 5.(我们中)没有人_ _6.到处丢垃圾_ _7.当众吐痰_ _8.踩踏草坪_9.采摘花朵_10.关爱野生动物_ _11.多种树_12.给政府提建议_ _13.发
2、出很大的噪音_ _14.更差的是 _ 15.制定规章制度_16.遵守规章制度(2)_17.对来说很难_18.一开始 _ _19.尽他们最大努力去做某事_20.变得越来越好_ _21.一天天,逐日_ _22.迅速消失_23完全灭亡, 灭绝_24.过着安静的生活_e to realize_ 26.保护动物的重要性_27.破坏环境_ 【探究案】在文中划出下面的句子并分析1. It says that China has become the worlds largest producer and user of coal.译:_ 点拨:It says that - 书上/报纸上说(后接宾语从句),
3、that可以省略 链接:a. _ - 据说 b. - 据报道c.Its (well) known that - 众所周知 d.Its believed that - 人们相信练习: a.据报道,近几年来气温已经变高了。_ _ _ _the temperature _ _ _.b.众所周知,她是一位著名的医生。 .c.人们相信吸烟导致癌症。 .d.报纸上说污染仍是个严重的问题。 .2. But the government is doing something useful to protect the environment. 译:_点拨:something useful-一些有用的事(形容词
4、后置修饰复合不定代词)练习:没什么有趣的事情 _ 一些重要的事情 没什么特殊的事情 链接:enough修饰形容词或副词时也要后置 练习:足够大_ 足够宽_3. None of us likes pollution. 译:_点拨:none - 没有一个,没有一点儿(代词)比较:none 既可指人,也可指物;no one = nobody只能指人,不能指物。 none 后常接of构成 none of 短语, 后接 a. 不可数名词(谓语用单数)b.复数名词,代词,单数集合名词(谓语用单复数均可)no one = nobody后不接of 短语。作主语时,谓语动词用单数,可以与else连用,none不
5、可以。注意:no one 用来回答who 提出的问句,none 用来回答how many 或how much 提出的问句。 练习:a. 我的朋友都没有去过那里。译:_ of my friends _ /_ been there . b. 以前没有人去过那儿。译:_. c. 没有其他的人知道这件事。译: _ _ _ knows about that. d. -谁和他一起去的那儿?-没有人。译:- has gone with him? - _. e. 多少学生曾经去过美国?没有一个人。 译:- students have ever been to America? -_ . f. 没有人喜欢污染。
6、译:_ of the people like pollution.=_ likes pollution.4. Everyone should care for wild animals and plant more trees. 译:_ 比较:everyone和 every one点拨:everyone =everybody-大家,每人(不定代词), 作主语时谓语用单数。(不能跟of短语,反意疑问句中they替换) 练习:a. 人到齐了,不是吗? 译:_ _ here, _ _? b. 每个人都在家呆着,不是吗? 译:_ _ at home, _ _?点拨:every one-每一个, 可以指
7、人=everyone,也可以指物, 作主语时谓语用单数。(后跟of 短语) 练习:a.我们每个人都有工作的权利。_ _ us _ a right to work.b.他把每一个月饼都吃了。He ate up _ _ _ the cakes.c.我认识他们中的每个人。I know _ _ _ _.d.我们班每个人都爱学英语。_ in our class _ English.点拨:care for - 照顾 同义词组 _ /_ 拓展:好好照顾- a._ b._ c._5.We should do everything we can to protect the environment. 译:_点拨
8、:everything-每件事物,一切(不定代词), 作主语时,谓语用单数。(反意疑问句中they替换)练习:1)宴会的准备工作现在都已就绪,不是吗?_ _ _for the party, _ _?2)一切顺利,不是吗?_,_? 点拨:everything we can (do)-我们能做的一切 拓展:everything he likes-_ everything you know-_练习:1)Take it easy. Well do everything we can to help you. 译:_ 2)为了让他高兴妈妈给她买了她喜欢的一切。Her mom _ _ _ _ _make
9、her happy. 3)你应该把你知道的一切都告诉他。You should_ _ _ _ _.6. Can you give some advice to the government? 译:_点拨:give some advice to sb.=give sb. some advice 给提建议 注意:advice 是不可数名词;可数名词建议是_练习:一条建议 (可数名词) _ (不可数名词) 听取某人的建议 _ 7.Even worse, some of them are quite rude when talking to others. 译:_点拨:when talking to o
10、thers = when (they are )talking to others 是一个省略句; 在when, while 引导的时间状语从句中,如果从句的主语和主句的主语一致且从句的谓语含有be动词的某种形式,可同时省略从句的主语和be 练习:1)过马路时一定要小心。 Do be careful when/while _ _ _. 2)走在回家的路上我遇见了她。When/While _ , I met her.8.Everyone knows their behavior is bad, but none of us knows how to stop them. 译:_点拨:how to
11、 stop them在句中作knows的宾语。疑问代词who, what, which等和疑问副词when, where, how等后面跟不定式,构成不定式短语。在句中可作主语、宾语、表语、宾语补足语等。作主语时,谓语用单数。练习:1)到哪里去还是个问题。_ _ _ _still a question. 作_语2)问题是怎样学好英语。The question is _ learn English well. 作_语3)他会建议你们如何处理这件事。He will advise you it. 作_语4我不知道下一步做什么。I dont know _ next. 作_语【归纳】I. 用所给单词的适
12、当形式填空1. If you want to learn English well, youd better speak it as _ (many) as possible.2. Dont be afraid of _ (catch) SARS. 3. I was _ (surprise) to hear from my friend. 4. I happened _ (meet) an old friend of mine this morning. 5. Our teacher hopes _ (get) a good result. 6. I wish we _ (can) talk
13、with animals. II. 汉译英1. 在公共场合吐痰是不礼貌的。 Its impolite to spit _.2. 很多古老的习俗正在消失。 Many old customers are _. 3. 雨下得很大,结果我们不能出去。 It rained hard. _, we couldnt go out.4. 什么也不能阻止我们达到我们的目标。 _ will prevent us from _ our aims.5. 绿色长城已经挽救大量的农田。 The Great Green Wall _a lot of land.III. 选用下列短语或短句填空I hope so, as soon as, as if, in surprise, as well, the same as, be afraid of, happen to, to ones surprise, Im afraid so -_.8. The old man looked so tired _ he was really ill. 9. _, I dont know how he worked out such an difficult problem. 10. Ill tell the good news _ we sin the football match.