2014年高二英语（人教版选修7）教学精品课件：UNIT4 PERIOD Ⅲ.ppt

1、教师用书独具演示教学目标1熟记学案中所列出的单词和短语。2通过学案中所给出的重点单词和重点短语的学习，让学生能够正确理解和使用这些单词和短语。3通过对语法的学习让学生能够理解并能够运用这些语法知识，复习掌握限制性定语从句的用法。教学地位语法是学生感到比较难以掌握的东西。让学生正确理解和掌握语法知识是让学生学好英语的关键。限制性定语从句在英语学习中和高考中占有相当大的含量，所以应通过课文的学习和实例，让学生掌握该语法。新课导入建议通过对学生作业的检查导入本堂新课。演示结束1comb vt.梳理，彻底搜查；vi.涌起，卷起 n梳子，蜂窝状的东西She smoothed her hair down

2、with a wet comb.(教材P32)她用湿梳子梳了梳头I look in the mirror and comb my hair.我照镜子并梳头发。I have to comb my hair.我得梳梳头了。She combed the mud out of the dogs fur.她梳去狗的皮毛中的泥土。comb out梳开(毛发的纠结)，去除掉(劣等的事物)，整理，搜出comb for 彻底搜查，到处寻找The police combed the area for clues.警察彻底搜索了那个地方以寻找线索。what for.为目的what about/how about.怎

3、么样(表建议)How come?怎么回事？So what?那又怎么样？What about having a walk after supper?晚饭后散散步怎么样？So what if nobody else agrees with me?就算没有一个人赞成我的意见，那又怎么样？【对接高考】(2013江苏高考)The Tshirt I received is not the same as is shown online.？But I promise you well look into it right away.AWho saysBHow comeCWhat for DWhy worry

4、【解析】句意：我收到的这件T恤衫和网页上展示的不一样。怎么会呢？不过我向您保证我们会立刻查清楚的。Who says谁说的；How come怎么会(表达说话人的惊讶之情)；What for为什么；Why worry为什么担心。这段对话是关于网购的，发生在买家和客服之间，根据答语中的But可知客服对于买家反映的情况表示惊讶，但还是承诺会查清楚。【答案】B【解析】句意：飞机将在7：50起飞。我们要是不能及时赶到那儿怎么办？尽量再换乘另一架飞机。what if“要是怎么办”，符合句意。as if“仿佛”；even if“即使”；only if“只有”，均不符合句意。【答案】ATell Jack I w

5、ill wait for him at the school gate.he doesnt come?AHow about BWhat if CIf only DWhatever【解析】how about“怎么样”后不加句子；what if“要是/倘使怎么样”；if only“要是就好了”；whatever“无论什么”。【答案】B观察下列从Reading中选取的句子，体会限制性定语从句的用法。1I know youre dying to hear all about my life here，so Ive included some photos which will help you pic

6、ture the places I talk about.2The boys who had never come across anything like this before started jumping out of the windows.3But last weekend another teacher，Jenny，and I did visit a village which is the home of one of the boys，Tombe.4We walked for two and a half hours to get therefirst up a mounta

7、in to a ridge from where we had fantastic views and then down a steep path to the valley below.5The only possessions(that)I could see were one broom，a few tin plates and cups and a couple of jars.自我总结从上面定语从句中可以看出这五个句子都是对先行词进行修饰，且与先行词关系密切。引导这些从句的关系代词有；关系副词有。【答案】which/that/who；where复习限制性定语从句一、限制性定语从句的

8、用法限制性定语从句用来修饰和限制先行词，与先行词之间的关系非常密切，它所修饰的先行词代表一个(些)或一类特指的人或物，说明先行词的性质、身份、特征等状况，如果去掉，则意思含混不清。引导定语从句的关系代词有who，whom，whose，which，that，as等，关系副词有when，where，why等。Samaranch,the former IOC President,suffered from the heart disease for many years which/that made him lose his life finally.前国际奥委会主席，萨马兰奇患心脏病多年，并最后

9、因此失去生命。We will always remember those sad days when Yaan Earthquake did great harm to the people there.我们将永远记住雅安地震给雅安人民造成巨大伤害的悲伤日子。二、关系代词引导的定语从句1关系代词的基本用法关系代词先行词在从句中充当的成分who人主、宾、表whom人宾which物主、宾、表that人或物主、宾、表as人或物主、宾、表whose人或物定The old man(who/whom/that)we visited yesterday is a famous artist.我们昨天拜访的那

10、位老人是位著名的艺术家。Miss Wang is taking care of the child whose parents have gone to Beijng.王小姐正在照顾一个父母去了北京的小孩。I like the books which/that are written by Lu Xun.我喜欢鲁迅写的书。2指人时用who而不宜用that的情况(1)先行词为anyone,everyone,he,one和those时。He who doesnt reach the Great Wall isnt a true man.不到长城非好汉。(2)There be 句型中的主语作为先行词

11、时。There is a student who wants to see you.有一个学生想见你。(3)一个句子中有两个定语从句，先行词都是人，其中一个定语从句的关系代词是that，另一个宜用who，以免重复。The student that won the first prize is the monitor who studies hard.获得一等奖的是学习努力的班长。3指物时用that而不宜用which的情况(1)当 先 行 词 为 all,everything,nothing,anything,something,none,few,little,much等不定代词时。All th

12、at glitters is not gold.发光的并不都是金子。(2)当先行词被very，both，the only，all，every，no，any，little，much，some修饰时。This is the only coat that I have.这是我拥有的唯一的外套。(3)当先行词被形容词的最高级修饰或序数词修饰时。This is the most attractive match that I have watched.这是我所看过的比赛中最吸引人的一场。This is the first lesson that we have this term.这是我们这学期上的第一

13、节课。(4)当先行词既包括人又包括物时。He hasnt sent us the workers and equipment that we need.他还没有把我们需要的工人和设备送来。(5)当主句是以which开头的特殊疑问句时。Which is the story that you like best?哪个是你最喜欢的故事？(6)当先行词在句中作表语时。(无论先行词是人还是物)My hometown is no longer the place that it used to be.我的家乡不再是它以前的那个样子了。(7)有两个定语从句时，其中一个关系代词已用which,另外一个宜用th

14、at。They secretly built up a small factory which produced things that could cause pollution.他们悄悄开设了一家小工厂，他们生产的产品会造成污染。4用as引导限制性定语从句的情况(1)such名词as.“像一样的”Do you have such books as we like?你有我们喜欢的那种书吗？(2)the same名词as.“和同样”Its the same person as we wanted to find yesterday.他/她就是我们昨天要找的人。(3)as形容词名词as.“像一样

15、的”She will marry as wealthy a man as she can find.她将嫁给一个她能找到的有钱人。5用“prep.which/whom”引导定语从句的情况I dont know the old woman to whom I gave the umbrella yesterday.我不认识我昨天送给她雨伞的那位老妇人。I bought a house yesterday the window of which is made of wood.I bought a house yesterday of which the window is made of woo

16、d.I bought a house yesterday whose window is made of wood.昨天我买了一所房子，窗户是由木头做的。【提 示】the 名 词 of which/whom of which/whomthe名词whose名词三、关系副词引导的定语从句关系副词when,why,where在定语从句中分别代替表示时间、原因、地点的先行词，并分别在从句中作时间、原因、地点状语。另外关系副词也可根据其在句中的搭配关系，转换成“介词关系代词”的结构。关系副词被代替的先行词在从句中的作用when表示时间的名词时间状语where表示地点的名词地点状语why表示原因的名词(只

17、用reason)原因状语The day will come when(on which)well win the final victory.我们取得最后胜利的日子即将来临。We know the place where(in which)our teacher lives.我们知道我们老师住的地方。Do you know the reason why(for which)he was so sorry？你知道他道歉的原因么？四、限制性定语从句中需要注意的几种情况1关系词的选择通常要分两步：先判断从句中缺少什么成分，从而确定用关系代词还是用关系副词；再看先行词，从而确定用关系代词或关系副词中的

18、哪一个。2当关系代词在从句中作主语时，从句中谓语动词的数原则上要与先行词保持一致，但要注意以下几点：先行词是“one of复数名词”结构时，定语从句中的谓语动词一般用复数形式；但如有the only,the very,the first,the last等修饰one时，谓语动词用单数。This is one of the most interesting questions that have been asked.这是被问过的最有意思的问题之一。She is the only one of the girls who studies hard.她是这些女孩中唯一一个刻苦学习的。3当先行词是w

19、ay意为“方式，方法”且关系词在从句中做状语时，引导定语从句的关系词须用that,in which或省略。The way(that/in which)he explained the sentence to us was not difficult to understand.他向我们解释句子的那种方式并不难理解。4当先行词是case,point,situation等词且关系词在从句中作状语时，引导定语从句的关系词须用where。They have reached the point where they have to separate with each other.他们已经到了必须分手的

20、地步。5定语从句通常紧跟在先行词之后，但有时亦可与先行词分离，即分隔式定语从句。A new teacher will come tomorrow who will teach you German.明天要来一位新教师教你们德语。.单项填空1(2013江西高考)He wrote a letterhe explained what had happened in the accident.AwhatBwhichCwhere Dhow【解析】句意：他写了一封信，在信中，他解释了这起事故中发生的事情。定语从句中有主语和宾语，先行词在从句中作地点状语，where相当于in which。【答案】C2Wom

21、en drink more than two cups of coffee a day have a greater chance of having heart disease than those dont.Awho；/B/；whoCwho；who D/；/【解析】句意：那些每天喝咖啡超过两杯的妇女比那些不喝的妇女患心脏病的几率更大些。此处关系词在所在的定语从句中均作主语，且不能省略，故选C项。【答案】C3(2013唐山高二检测)What have you done these days?Ive read all the books you gave me because they are

22、 the best ones are on the subject.Athat；that Bwhich；whichCwhat；which Dwho；what【解析】考查定语从句。两个定语从句的先行词均为物，第一个先行词前有all修饰，第二个先行词前有形容词的最高级修饰，所以关系代词都用that。【答案】A4(2013潍坊高二检测)Many college graduates are willing to start online shops to get over the period they have difficulty finding a satisfactory job.Awhere

23、 BwhenCwhich Dthat【解析】考查定语从句。when引导定语从句修饰先行词period，且when在从句中作时间状语。【答案】B5(2013绵阳高二检测)After graduating from high school，you will reach a point in your career you need to decide what to do.Athat BwhatCwhich Dwhere【解析】考查定语从句。从句的先行词为point，在句中作状语，表示“阶段，关头”，用关系副词where引导定语从句。【答案】D6(2013青岛高二检测)We all know it

24、 will be next June we can really have a rest.Awhen BbeforeCsince Duntil【解析】考查定语从句。句意：我们都知道能够真正休息得到明年六月了。when引导定语从句，在从句中作时间状语。注意在“It will be时间段before一般现在时”的句型中，before前面用的是时间段，而不是时间点。【答案】A7(2013山东高考)Finally he reached a lonely island was completely cut off from the outside world.Awhen BwhereCwhich Dwh

25、om【解析】句意：最后他到达了一个完全与外部世界隔绝的孤岛上。句中的先行词a lonely island在后面的定语从句中作主语，故用which引导。因先行词是地点名词短语a lonely island，学生很容易误选where来引导定语从句而不去分析先行词在句中所作的成分。【答案】C8Look out！Dont get too close to the house roof is under repair.Awhose BwhichCof which Dthat【解析】句意：小心！别太靠近那座房子，它的屋顶正在检修。关系词在定语从句中作定语，用whose。【答案】A9(2013郑州高二检测)

26、Willie has complained to the sales manager about the PC he bought screen exploded for no reason.Awhich BwhereCwhose Dwhen【解析】考查定语从句。该句含有两个定语从句。he bought是第一个定语从句，先行词为the PC，省去了关系代词that/which。空后是第二个定语从句，主语screen与先行词the PC是所属关系，即电脑的屏幕，因此空处应用关系代词whose，答案为C。【答案】C10(2013烟台高二检测)Was it in the village we use

27、d to live in the accident happened?Awhere；that Bwhich；thatCthat；where Dwhere；which【解析】考查定语从句与强调句。句意：这起事故是不是发生在我们原先住过的那个村子？第一空用which引导定语从句，关系代词在从句中作live in的宾语；第二空处是强调句结构，应用that。【答案】B.用适当的关系代词、副词填空1Please pass me the book is lying on the table.2We shouldnt spend our money testing so many people，most o

28、f are healthy.3Have you ever had a case somebody accused your journalists of getting the wrong end of the stick.4George，is my classmate，has won a scholarship.5This is the room in we lived last year.6The reason we have to grow trees is that they can provide us with fresh air.7Ill never forget the day the terrible earthquake happened.8This is the only chance he can catch to make a change.9She is the only one advice he might listen to.10A stone was put up over the place he was buried.【答案】1.that/which2.whom3.where4.who 5which6.why7.when8.that9.whose10.where