高二英语 Unit4 Language points 课件.ppt

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,*,人教课标,版,高二选修6,Unit 4,英 语 课 件,Language points,2.So how has this,come about,and does it matter?,考点,come about,是不及物短语，意为“发生”。,Please tell me how the accident _.I,am still in the dark.,(2005,江西,),A.came by B.came,out,C.came to D.came about,得到，获得,出来，露出,达到,Its already 10 oclock.I wonder how it _ that she was two hours late on such a short trip.(,湖北,2006),A.came over B.came out,C.came about D.came up,点拨,根据句意“已经十点钟了。我不知道是怎么回事，这么短的路程她迟到了两个小时。”选,C,。,come over,来访；,come out,出来，出版；,come up,出现，到来。,3,.,There is no doubt,that the earth is,becoming warmer and that,it is,human,activity,that,has caused this global,warming rather than a random but,natural phenomenon.,There is no doubt that.,There is some doubt whether.,辨析：,主句为肯定句时，,doubt,后使用连词,whether,。主句为否定句时，,doubt,后则使用连词,that,。,e.g.,:,Theres,no,doubt,that,one day a,cure will be found.,There is,little,doubt,that,he was,the killer.,考点,1,There is no doubt that.,是固定句型，意为“毫无疑问,”,，,that,引导的是同位语从句，用来进一步补充说明,doubt,的具体内容。,考例,Some researchers believe that there is no doubt _ a cure for AIDS will be found.(,广东,2005),A.which B.that,C.what D.whether,点拨,根据固定搭配,there is no doubt that.,可知选,B,。,考点,2,it is.that.,在此句中构成强调句型，强调的是主语,human activity,。强调句型除谓语不能强调外，可强调主语、宾语或状语。,考例,1,It is not who is right but what is right _ is of importance.(,重庆,2007),A.which B.itC.that D.this,点拨,根据强调句型的判断方法：将,it is,和,that,去掉后，此句成为,Not who is right but what is right is of importance,，是一个完整的句子，故此题是一个强调句型。,考例,2,I dont mind her criticizing me,but _ is how she does it that I object to.(,江西,2007),A.itB.thatC.this D.which,点拨,去掉,it is,和,that,后，本句相当于,.,but I object to how she does it,，是个完整的句子。故此句是,it,强调句型，被强调部分是宾语从句。,4.amount of,习惯用语：,an amount of,相当数量的,;,一些,any amount(of),任何数量,(,的,);,大量,(,的,),be of little amount,不重要,;,无价值,n.,数量,large amounts of money,大量的金钱,In an invoice,the amount of money,should be written both in words and in figures.,发票上的钱数要用字和数码写出来。,5,Without,the green house effect,the earth would be about thirty-three degrees Celsius cooler than it is.,如果没有温室效应，地球会比现在冷,33,。,这是一个含蓄虚拟条件句,应该注意有时假设的情况并不以条件从句形式表示出来，而是通过一个介词短语或其他方式表示。常用的词或短语有：,without,but for,but that,otherwise,or,but,等。,例如：,Without,your help(=If we had not had your help),we could not have succeeded,要是没有你的帮助，我们是不会成功的。,But for,electricity(=If there were no electricity),there would be no modem industry,要是没有电，就不会有现代工业。,He was having a meeting with his students;,otherwise,he would have come.,他当时正与他的学生进行讨论，否则的话他就来帮我们了。,He felt very tired yesterday,or,he would have attended the party,他昨天很累,不然他就参加那个聚会了。,6.,It was,a scientist called Charles Keeling,who,made accurate measurements of the amount of carbon dioxide in the atmosphere from 1957 to 1997.,翻译,是一位名叫查尔斯,奎林的科学家把,1957,至,1997,年期间大气层中二氧化碳的含量作了精确的统计。,点拨,该句是一个,it was.who,强调句。,a scientist called Charles Keeling,是被强调部分，其中,called Charles Keeling,为过去分词短语作后置定语，修饰,a scientist,。,8.,On the other hand,there are those,like George,Hambley,who are opposed to this view,believe that we should not worry about high levels of carbon dioxide in the air.,翻译,在另一方面,还有一些人，对这一观点持反对态度，像科学家乔治,汉布利，他们认为我们不必担心空气中高含量的二氧化碳。,点拨,该句是一个主从复合句。主句为,there are those,，,like scientist George,Hambley,作句子的插入语，,who,引导的定语从句修饰,those,，且在该定语从句中其谓语动词,believe,又带有,that,引导的宾语从句。句子的主要部分可以表示为,:.there are those who believe that.,9,.c,onsequence,in consequence,因此,as a consequence,结果,as a consequence of,由于,的结果,10,.,range,in/within range,在射程之内,out of/beyond range,在射程之外,1,1,.,build up,Build up the business,Sediment(,沉淀物,)builds up on the ocean floor.,This built up my hope after the interview.,d,evelop,扩大,发展,c,ollect,累积,收集,增加,支持,树立,I.,根据下列各句句意及所给单词的首字母或汉语提示，写出各单词的正确形式。,1.A large q_ of rice is badly needed here.,2.Students are from a wide r_ of backgrounds.,3.She studied hard,and in c_ she passed the exam.,4.The park attracts 4 million visitors p_ year.,quantity,range,consequence,per,练习,5.What sort of _(,燃料,)do these machines need?,6.The _(,数据,)is still being,analysed,.So dont be so worried.,7.The earthquake was a terrible _(,大灾难,).,8.A rainbow is a natural _(,现象,)especially after a heavy rain.,10.The _(,曲线图,)of export indicates a new success of the company.,graph,fuel,data,catastrophe,phenomenon,IV.,根据括号内的提示将下列句子翻译,成英语。,他的粗鲁导致了孩子和他的争吵。,(result in),2.,他们不知道这个变化是怎样产生的。,(come about),They didnt know how the change had come about.,His rudeness resulted in the childs quarreling with him.,3.,他以优质的服务使生意逐步兴隆起,来。,(build up),4.,邻居们让他们停止制造噪音,但他们,仍然继续。,(keep on),The,neighbours,asked them to stop making a noise,but they still kept on.,He built up his business by good service.,5.,不用担心,我们已经储藏了很多食,物。,(quantities of),6.,那个老人瞥了一下他的手表,然后看,了看天空。,(glance at),The old man glanced at his watch and then looked at the sky.,Dont worry.We have stored quantities of food already.,