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单击此处编辑母版标题样式,单击此处编辑母版文本样式,第二级,第三级,第四级,第五级,*,*,*,Unit 2 Will books be replaced by the Internet?,1.look through,浏览;快速阅读,【,点拨,】look through,是由动词,look,和介词,through,组成动词短语,意为“浏览”。如:,Before the meeting,he looked through the reports.,开会前他把汇报看了一遍。,第1页,【,延伸,】look,能够和很多词组成短语,常见以下:,(,1,),look about/around,有以下含义:,1,)意为“环视四面”。如:,The man kept looking about.,这个人不停地环视四面。,2,)意为“随便看;处处看”。如:,What can I do for you,madam?,夫人,想买什么吗,?,No,Im just looking around.,不,我只是随便看看。,第2页,(,2,),look after,意为“照料;照料;关心”。如:,I can look after myself.,我能照料自己。,Who is looking after the luggage?,谁在照看行李,?,(,3,),look at,意为“看;注视”。如:,He looked at me and smiled.,他望着我笑了。,第3页,(,4,),look back on,意为“回顾;回想”。如:,I still shudder when I look back on the past.,想起过去,我依然不寒而栗。,(,5,),look down on/upon,意为“看不起;瞧不起”。如:,You shouldnt look down upon the poor.,你不应该瞧不起穷人。,第4页,(,5,),look down on/upon,意为“看不起;瞧不起”。如:,You shouldnt look down upon the poor.,你不应该瞧不起穷人。,第5页,(,6,),look for,意为“寻找”。如:,Ive looked for it everywhere.,我处处找过它了。,(,7,),look forward to,意为“期待;期望”。如:,Were looking forward to hearing from you.,我们期望着收到你来信。,The children are looking forward to your visit.,孩子们都期望着你到来。,第6页,【,注意,】,该结构中,to,是介词,不是不定式符号,所以其后接动词时要用动名词形式,而不用动词原形。,(,8,),look into,意为“调查;研究;了解”。如:,Well look into that right away.,我们会马上调查那件事。,(,9,),look like,意为“看起来像”。如:,He looks like your brother.,他看上去像你哥哥。,第7页,(,10,),look out,有以下含义:,1,)意为“向外看”。如:,Dont look out of the window.,别往窗外看。,2,)意为“注意;当心;小心”。如:,Look out!Theres a car coming!,当心,!,有辆汽车来了,!,第8页,(,11,),look over,意为“审阅;翻阅;端详;检验”。如:,Would you mind looking over my exercises?,请你帮我检验一下我练习题好吗,?,He looked her over and nodded lightly.,他上下端详她,然后微微点了点头。,(,12,),look up,意为“查阅;查找”。如:,Look up this word in the dictionary.,在词典里查查这个词吧。,第9页,2.as a result,作为结果;所以,【,点拨,】as a result,意为“作为结果;所以”,表示某种情况或行为所带来后果,通常单独使用。如:,He works hard at his lessons.As a result,he can pass all the exams.,他努力学习功课。所以,他能够经过全部考试。,第10页,【,延伸,】as a result of,与,as a result,仅一词之差,意为“作为,结果;因为”,后接名词或名词性短语,表示原因。如:,As a result of warning,nobody was hurt.,因为得到了警告,所以没有些人受伤。,第11页,3.be replaced by,被,所取代,【,点拨,】be replaced by,意为“被,所取代”,,replace,常见使用方法还有:,replace.with.,,意为“用,代替,”,。如:,The broken chair was replaced by a new one.,那把坏椅子被一把新椅子取代了。,第12页,1.Developments in printing made it possible to produce books more quickly and cheaply.,印刷术发展使更加快更廉价地生产书本成为可能。,【,点拨,】,此句中,主语为,Developments in,printing,,谓语为,made,,,it,为形式宾语,,possible,为宾语补足语,真正宾语为,to produce books more quickly and cheaply,。归纳来说,此句型结构为:主语,+,谓语,+,形式宾语,it+,形容词,+,动词不定式(真正宾语)。如:,第13页,I found it exciting to go hiking on weekends.,我发觉周末去徒步旅行是令人兴奋。,Why do you think it very important to stop smoking?,为何你以为戒烟是非常主要?,第14页,2.A much larger amount of information can be stored in more varied forms on the Internet than in books.,网络能够比书储存更大量、更多样化信息。,【,点拨,】,(,1,),a large amount of,意为“大量”,修饰不可数名词,相当于,a good/great amount/deal of,much,等。,(,2,),in the form of,意为“以,形式”。,第15页,3.but it was the invention of the World Wide Web that made it really useful to people.,不过,是万维网创造使它变得对人们确实有用。,【,点拨,】,这是一个强调句型,被强调部分是,the invention of the World Wide Web,。强调句基本结构为:,It is/was+,被强调部分,+that/who+,句子其它成份,其中,it,没有实际含义。被强调部分能够是主语、宾,第16页,语或状语。若被强调是人,且为句子主语时,用,who,或,that,皆可;若被强调是其它成份,则一律用,that,引导。强调句型判断方法是将,It is/was.that/who,去掉,若剩下主干完整,即为强调句型。如:,It was on a cold morning that I was born.,我是在一个严寒早上出生。,It is his mother that/who prepares the meals.,是他母亲做饭。,第17页,4.so not all people can afford them.,所以,并不是全部人都能买得起它们。,【,点拨,】,在英语中,,all,both,every,everyone,everything,everybody,everywhere,等和否定词,not,或,no,连用时,表示部分否定,而非全部否定。若表示全部否定,要用,none,neither,no one,nothing,等。如:,Not every person likes living in the cities.,并不是每一个人都喜欢住在城市。,第18页,
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