Unit 1 Laugh out loud Using Language （ppt课件）-2022新外研版（2019）《高中英语》选择性必修第一册.pptx

1、Unit 1 Lough out loud Leading-inWhile-classAfter-classPart.1 Leading-in1.essential 意思 _ 词性 _意思 _ 词性 _be essential to/for 对极其重要It is essential(for sb.)to do sth.（对某人来说）做某事是极其重要的It is essential that(should)do极其重要essentially adv.本质上，根本上练习：It will be essential _(examine)your body every year.1.to examine

2、2.make sense意思 _It makes sense to do sth.做某事是明智的make sense of sth.理解某事，弄懂某事make no sense 没有道理，没有意义Theres no sense in(doing)sth.（做）某事没道理in a/one sense 从某种意义上说in no sense 绝不a sense of humour/direction 幽默感/方向感common sense常识练习：It makes sense _(buy)a big pack because it works out cheaper in the end.2.to

3、buy3.impress意思 _ 词性 _impress sb.with sth.某物给某人留下深刻印象be impressed with/by 对印象深刻impress sth.on sb.使某人了解某事的重要性练习：My first _(impress)of her was that she could entertain those around her.4.deservedeserve to do sth.值得做某事，应该做某事deserve doing/to be done 值得被做练习：The clown doctor deserves _(win)the glory.3.impr

4、ession 4.to winLeading inLook at the sentences from the reading passage andanswer the questions.a I walk through the doors into the waiting area,where theres a familiar atmosphere of boredomand tension.b.laughter produces chemicals to make people feelbetter,which means clown doctors can be helpful.c

5、 I spent much of the time when I was there feelingfrightened.1 What do“where”,“which”and“when”refer to in each sentence?In sentence(a)where refers to the waiting area;in sentence(b)which refers to.laughter produces chemicals to make people feel better;in sentence(c)when refers to the time.2 Which se

6、ntences contain a clause with essential information and which with extra information?If you take away the clauses,do the sentences stillmake sense?Sentence(c)contains a clause with essential information,sentences(a)and(b)contain clauses with extra information.If we take away the clause of sentence(c

7、),the meaning of it is incomplete.If we take away the clauses of sentences(a)and(b),the two sentences still make sense.3 Which clauses are separated by a comma,the ones with essential information or the ones with extrainformation?Sentences(a)and(b)with extra information are separated by commas.Now l

8、ook for more sentences with non-definingattributive clauses in the reading passage,andsummarise their uses in your own words.O(_)OPart.2 While-class非限制性定语从句1 非限制性定语从句的主要应用场合1.先行词指代明确时，如专有名词和独一无二的事物。Karl Marx,who was born in Germany,was a great philosopher.卡尔马克思出生于德国，是一位伟大的哲学家。2.当出现some/many/few/a fe

9、w/little/much/most/half+of+which/whom等结构时。There are many badges on the table,most of which are new.桌子上有很多徽章，大部分都是新的。3.先行词指的是某人只有一个的亲属（son,daughter,father,mother,wife等）时。比较：I have an elder brother,who works in Beijing.我有一个哥哥，他在北京工作。（只有一个哥哥）I have an elder brother who works in Beijing.我有一个在北京工作的哥哥。（可能

10、有几个哥哥，其中一个在北京工作）4.关系词指代整个主句的内容时。In the presence of so many people he was a little tense,which was understandable.在那么多人面前他有点儿紧张，这是可以理解的。2.引导非限制性定语从句的关系代词（1）which指物，在定语从句中作主语、宾语或表语。（2）who指人，在定语从句中作主语或宾语。（3）whom指人，在定语从句中作宾语。（4）whose既可指人也可指物，在定语从句中作定语。（5）as既可指人也可指物，在定语从句中作主语或宾语。3 引导非限制性定语从句的关系副词（1）where

11、在定语从句中作地点状语。（2）when在定语从句中作时间状语。4 as与which引导非限制性定语从句的区别1.as引导非限制性定语从句时，先行词是整个主句。从句可位于主句前或主句后，也可位于主句中间。as引导的定语从句表示说话人的看法、态度或评论，as仍具有“正如，像”等意思。As is mentioned above,the number of students in high schools is increasing.正如上面所提到的，高中学生的数量在增加。Taiwan is,as you know,an inseparable part of China.你知道，台湾是中国不可分割的

12、一部分。He is absorbed in his work,as he often was.他正在全神贯注地工作，他过去经常这样。2.which引导非限制性定语从句时，先行词既可以是一个词，也可以是整个主句或主句的部分内容。which引导的定语从句通常位于主句的后面。which引导的定语从句对主句叙述的内容进行补充说明，常译为“这一点，这件事”等。She was very fond of speaking French,which indeed she spoke well.她很喜欢讲法语，而且讲得确实很好。He tore up my photo,which upset me.他把我的照片撕

13、了，这使我很恼火。5 限制性定语从句与非限制性定语从句的区别形式不同：前者紧跟在先行词后，不用逗号隔开；后者用逗号和主句隔开。功能不同：前者起限定作用，不可省略，否则主句意思不完整；后者起补充说明作用，省略后主句意思仍然完整。关系词不同：前者所有关系词都可引导，在从句中作宾语时可省略；后者that,why不能引导，且均不可省略。先行词不同：前者的先行词往往是某一个词；后者的先行词可以是一个词，也可以是主句的一部分，甚至是整个主句。翻译方式不同：前者一般译为定语，而后者一般译为并列分句。Read the passage and rewrite the tips using non-definin

14、g attributive clauses.Add more tips to the list if you can.Answers:1 Go for a walk in the countryside,where you can enjoy the beautiful views and a peaceful atmosphere.2 Spend time with your family and friends,which will activate chemicals in your brain to make you feel happier.3 Try to accept your

15、mistakes,where/through which you can learn a lot.4 Close your eyes and picture the future,where youve made your dreams come true.Complete the joke with the sentenceparts in the box using Complete the joke with the sentenceparts in the box using who/which and put commas in the correct position.who/wh

16、ich and put commas in the correct position.has lost his patience by nowhe thinks will impress Holmes is lying next to himhe finds annoying参考答案：1,who is lying next to him 2,which he finds annoying 3,which he thinks will impress Holmes 4,who has lost his patience by now,Part.3 After-class第一步：学生分组，分享个人在生活中发生、发现的有趣的故事，分享时尽量使用非限制性定语从句。第二步：请个别学生分享自己的故事。Thank you!