人教版(新教材)高中英语选修2Unit 2　Bridging Cultures学案1：Grammar.docx

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1、Unit 2 Bridging CulturesGrammar一、主语从句(subject clause)1 .在复合句中充当主语的从句称之为主语从句，一般置于句首。主语从句引导词有：(1)连词that和whether,在主语从句中只起连接作用，不充当任何成分。连接代词 who, whoever, whom, whose, what, whatever, which, whichever,在主语从句 中充当主语、宾语、表语。(3)连接副词when, where, how, why,在主语从句中作状语。* That he worked out the complex problem astoni

2、shed other students.他解决了这个复杂的题目让其他同学感到惊讶。* When the exam ofwill be held hasnt been decided.资格考试什么时候举行还没决定。Whether he will Railldpatejn this campus art festival isn t clear.他是否参加这次校园艺术节还不清楚。* What worried the old couple was that their children got involved in the crime.令这对老夫妇担忧的是他们的孩子参与了这次犯罪。Whatever

3、 happens you may be quite sure that I will not blame you.不管发生什么事，你可以确信我不会责备你。2.为了防止句子头重脚轻，通常把形式主语it放在句首位置，真正主语置于句末。it作 形式主语的常见句型有：(l)It is a (fact, pity, question, wonder, good thing, surprise ) that.(2)It is necessary (important, strange, natural, etc.) that sb. should do 表达惊奇、不相信、 惋惜、理应如此等语气。(3)It

4、 is said (expected, believed, thought, hoped, known, reported, estimated, required. . . )that.(4)It seems(happened/appears/doesn,t matter /makes no difference /occurred. . . )that.* It is well known to all of us that the trees can grow without sunlight and water.众所周知，树木生长离不开阳光和水。* It is said that th

5、e new adaptation will come out next year.据说这个新改编本将在明年出版。* It has yet been decided when theJutoi will come to give us a speech.这个导师什么时候来给我们做演讲还没定下来。名师点津that引导主语从句的省略原那么连词that的省略原那么：假设that引导的主语从句直接位于句首，那么that不能省略；假设 使用了形式主语it,那么that有时可以省略。例如：That you didnt go to the talk was a pity.很遗憾你没去听报告。(that不可省)

6、It was a pity (that) you didnt go to the talk.很遗憾你没去听报告。(that可省)跟踪练习(1)语法填空she has become an artist may have been due to her father influence.he can get a nursing Qualification remains to be seen.(3)will happen in the world is difficult to predict.will take the place of our original headmaster hasnt

7、 been decided yet.(2)next week is being discussed.我们下周在哪里野餐正在讨论中。(3)the chance of studying abroad is unknown.他为什么放弃出国留学的机会不得而知。(4)is not clear to anyone.这事怎样发生的，谁也不清楚。二、宾语从句(object clause)1.定义：在主从复合句中充当宾语的从句叫宾语从句。它可以作谓语动词的宾语，也可 以作非谓语动词、某些介词或形容词等的宾语。* It is foolish to believe that ones race and civil

8、ization are superior to others. 认为自 己的人 种和文明高人一等是愚蠢的。*（2020天津高考）But once having met and liked them, we think how terrible it would have been, had we missed the chance.但一旦我们认识并喜欢上了他们，我们就会想，如果我们错过了这个机会，那将是多么 可怕的事情。* （2018全国卷ni）Im not sure who is more frightened, me or the female gorilla that suddenly

9、appears out of nowhere.我不知道我和不知从哪里突然冒出来的雌性大猩猩谁更害怕。* 1 dont know whether he can win back the belief of the teacher.我不知道他是否能赢回老师的信任。2 .由连接词that引导宾语从句时，that在句中不充当任何成分，在口语或非正式的文体 中常被省去。（2021-浙江高考）In a study of 33 years of trends in Body Mass Index across 200 countries, the scientists found that people w

10、orldwide are getting heavier and that most of the rise is due to gains in BMI in rural areas.在一项对200个国家33年体重指数趋势的研究中，科学家们发现，世界各地的人们都在 变得越来越重，而这主要是由于农村地区体重指数的增加。名师点津宾语从句中两种情况中的连接词that不能省略：引导的第二个宾语从句前的that不可省；在动词+形式宾语it+宾语补足语+that引导的宾语从句中that不能省略*1 believe （that） you will keep your word and that you w

11、ill turn up at the party on time. （第 二个that不能省）我相信你会遵守诺言，准时出现在晚会上。3 . whether/if引导的宾语从句。whether/if在从句中不充当成分，但是有“是否”之意，从句要用陈述语序。名师点津 只用whether不用if引导宾语从句在宾语从句中，引导词whether和if基本一样，但下面两种情况只能使用whether:引导介词后的宾语从句时;和or not一起连用时。跟踪练习(1)1 truly believe beauty comes from within.(2)The old woman asked me I knew

12、 the way to the hospital.(3)John said he was leaving for London on Wednesday.(4)(2019)匕京高考)You will question the voice youre hearing is actually real.4 .连接代词及连接副词引导的宾语从句。连接代词及连接副词引导的宾语从句相当于特殊疑问句，连接词都在从句中充当一定 的成分。* Is there anything wrong in what I said?我所说的有错误之处吗？* We promise whoever attends the par

13、ty a chance to have a photo taken with the movie star.我们许诺，任何参加这个聚会的人都有跟那个电影明星合影的机会。* It was a long road to get where Yan Ning is now.颜宁花了很长时间，才有了今天的成就。跟踪练习(l)Jane moved aimlessly down the tree-lined street, not knowing she was heading.(2)If you swim in a river or lake, be sure to investigate is bel

14、ow the water surface.(3)The exhibition tells us we should do something to stop air pollution.5 .在 insist, demand, order, suggest, propose, advise 等表示坚持、要求、命令、建议等意 义的动词后,that宾语从句中谓语常用“(should+)动词原形”，表示虚拟。*The doctor suggested that I stay in bed for three days.医生建议我卧床三天。*He insisted that we stop at a

15、small restaurant just outside of Atlanta.他坚持让我们在亚特兰大市外不远的一家小餐馆歇歇脚。K巧学助记I后接宾语从句常用虚拟语气的动词口诀：“一二三四,，一个坚持(insist);两个命令(order, command);三条建议(advise, suggest, recommend);四项要求(demand, desire, require, request)跟踪练习(l)He.他坚持要我看他的信。(2)1 advise you your coach your and我建议你应该向你的教练咨询一下你的优缺点。(3)(2019北京高考)He recomm

16、ended that.他建议她做一些研究。三、表语从句(predicative clause )1 .表语从句放在连系动词之后，充当复合句中的表语。表语从句的引导词有：附属连词：that, whether, as though, as if, why, because不充当任何成分，只起连接作用(2)连接代词：who, what, which , whom, whose, whatever, whoever, whomever, whichever 在表语从句中充当主语、宾语或表语连接副词：when, where, why, how, however, whenever, wherever 在

17、表语从句中充当状 语* The trouble is that Henry has no flMjadificatixms to teach college students.麻烦的是亨利不具备教大学生的资格。* The point at issue is whether we go to the party.争论点是我们是否去参加聚会。* The last time we had great fun was when we were visiting the Water Park.我们最后一次痛快地游玩是我们参观水上公园的时候。2 .系动词be, appear, seem, look, re

18、main等之后可以跟表语从句。* It seemed as if he had known the fact already.他好像早道这件事了。* It appears that some missiles have been moved.一些导弹似乎已经被移走了。* It looks as if she had just come back from outer space.她看起来仿佛刚从外太空回来。名师点津表语从句四点易错提醒(1)表语从句一定要用陈述语序。(2)不可以用if,而用whether引导表语从句。(3)that在表语从句中不可以省略。(4)主句主语是reason时，表语从句

19、要用that引导，不可用becauseo跟踪练习(1)语法填空The most comolex problem is he cant find enough experienced players to engage inthe game.The reason why Im calling you is I want to invite you to my birthday party.All shes worried about is his son has the qualification to participate in activity.This is 一_ we have bee

20、n looking forward to for years. He has heart disease. That is he has been smoking too much.(2)The problem is this shop.问题是谁将接管这家店铺。(3)That is journalism.那时我才意识到新闻工作的重要性。一参*考*答*案,.一一、1.(1) That Whether What Who (2)Where we will have the picnic (3)Why he gave up (4)How this happened二、3. (1) that (2) if /whether (3) that (4) whether4. (1) where (2) what (3) why5. (1) insisted that I should read his letter (2) that; (should) consult; about; strengths; weaknesses (3) she do some research6. 1. (1)that that whether what because (2) who will be in charge of (3) when I realized the importance of