Unit 2 Grammar and usage定语从句（ppt课件）-2022新牛津译林版《高中英语》必修第三册.pptx

1、语法专项定语从句 课前词汇回顾课前词汇回顾1.potential n.潜力；可能性潜力；可能性 adj.潜在的，可能潜在的，可能的的 potentially adv.潜在地，可能地潜在地，可能地2.challenge n.&vt.挑战；质疑挑战；质疑 challenging adj.有挑战性的有挑战性的3.advance n.进步，进展；前进，行进进步，进展；前进，行进 vt.&vi.发展，进步发展，进步 advanced adj.先进的，高级的先进的，高级的4.amazing adj.令人大为惊奇的，令人惊喜的令人大为惊奇的，令人惊喜的 amazed adj.惊讶的惊讶的 amaze vt.

2、使惊讶使惊讶 amazement n.惊讶惊讶5.confidence n.信心，信任；把握信心，信任；把握 confident adj.自信的自信的6.equal adj.相等的；平等的；相当的相等的；平等的；相当的 n.同等的人同等的人(物物)linkingv.与与相等相等 vt.比得上比得上 equality n.平等；相等平等；相等 equally adv.同样地；相等地；公平地同样地；相等地；公平地7.balance vt.同等重视；同等重视；(使使)保持平衡；权衡保持平衡；权衡重要性重要性 n.均衡，平衡；平衡能力均衡，平衡；平衡能力 balanced adj.平衡的；均衡的平衡的

3、；均衡的8.improve vt.&vi.改进，改善改进，改善 improvement n.改进改进9.responsible adj.有责任，负责；可靠的有责任，负责；可靠的 responsibility n.责任责任10.detail n.细节；具体情况细节；具体情况 detailed adj.详细的详细的11.proposal n.提议，建议，动议提议，建议，动议 propose vt.提议提议12.professional adj.职业的，专业的职业的，专业的 n.专门人员，专门人员，专业人士专业人士 profession n.职业，专业职业，专业 professor n.教授，讲师教

4、授，讲师13.alarm n.闹钟；恐慌；警报器闹钟；恐慌；警报器 vt.使惊恐，使害使惊恐，使害怕怕 alarmed adj.惊恐的惊恐的 alarming adj.使人惊恐的使人惊恐的However to acquire will open be developed while fully the addition least thinking 三、什么是定语从句修饰名词或代词的句子叫定语从句。定语从句一般紧跟在所修饰的名词或代词之后。Mary is a girl who has long hair.被定语从句限定的词是_ 引导定语从句的词叫做 _ 或 _。先行词关系代词关系副词先行词关系

5、词定语从句Mary is a girl who.Mary is a girl who has long hair.Mary is a girl who has long hair.3.相关术语关系代词关系副词which,who,whom,whose,that,aswhere,when,why学案上定语从句错因汇总学案上定语从句错因汇总：1、关系代词和关系副词的选择 、先行词为整个句子的定语从句.、“介词+关系代词”引导的定语从句 This is the factory/_ I worked 30 years ago._ I visited.wherethat/which whichHe los

6、t my bike,_ made me unhappy Water is very important to fish,_ _ it cant live.without which定语从句之关系代词1.You will find taxis _ you can hire to reach your host family.2.The old town has narrow streets and small houses _ are built close to each other.4.An ecosystem consists of the living and nonliving thi

7、ngs in an area _ interact with one another.11.In a month well reach the sales targets,_ we set at the beginning of the year.12.The school shop,_ customers are mainly students,is closed at Christmas.13.Ted came for the weekend wearing only some shorts and a T-shirt,_ is a stupid thing to do in such w

8、eather.which/thatwhich/thatwhich/thatwhichwhosewhich定语从句之关系代词15.By 16:30,_ was almost closing time,nearly all the paintings had been sold.16.That evening,_ I will tell you more about later,I ended up working very late.20.Finally he reached a lonely island _ was completely cut off from the outside wo

9、rld.26.The reason _ he explained for his absence wasnt accepted by us all.27.Julie was good at German,French and Russian,all of _ she spoke fluently.28.Maria has written two novels,both of _ have been adapted into television series.29.Some experts point out that reading is the fundamental skill upon

10、 _ school education depends.whichwhichwhich/thatwhich/thatwhichwhichwhich定语从句之 He is working in the company _ I worked several years ago.She left her favorite city in 1987,_ we still lived there.We dont know the reason _ he resigned from his job.用正确的引导词填空。关系副词代指地方：where代指时间：when代词原因：whywherewhenwhy介

11、词+which关系副词定语从句之关系副词17.I am looking forward to the day _ my daughter can read this book and know my feelings for her.18.Between the two parts of the concert is an interval,_ the audience can buy some drink for refreshment.19.The days are gone _ physical strength was all you needed to make a living.2

12、2.Nowadays people are more concerned about the environment _ they live.23.He wrote a letter _ he explained what had happened in the accident.24.Students should involve themselves in community activities _ they can gain experience for growth.25.The reason _ he was absent from the meeting is unknown t

13、o us all.when/on whichwhere/in whichwhy/for whichwhen/at whichwhen/on whichwhere/in whichwhere/in which定语从句之31.The fur coat,_ the lady was dressed,was very expensive.32.The town,_ they came,was in the north of the province.33.The story,_ the film is based,is a true one.34.Can you suggest a time _ it

14、 will be convenient to meet?介词+whichin which（be dressed in sth.)from whichon whichat which/when（come from+sp.)（be based on sth.)（at time)介词的确定：介词的确定：根据从句中动词、形容词等与介词的习惯搭配动词、形容词等与介词的习惯搭配来确定;Do you know the girl with/to whom the teacher talked just now？根据先行词判断，所用的介词与先行词搭配介词与先行词搭配;Knowledge is the wings

15、 with which we realize our dreams.定语从句解题步骤定语从句解题步骤:1.1.找主句找主句:关键是关键是:准确判断先行词在定语从句中的成分准确判断先行词在定语从句中的成分完整完整 2.2.先行词先行词:3.3.将将先行词先行词代入到从句当中，判断其在从句代入到从句当中，判断其在从句中的成分，选用合适的关系词来替代先行词中的成分，选用合适的关系词来替代先行词 定语从句之高考速递:语法填空 1.(2020年全国年全国卷卷63)Because he moons body blocks direct radio communication with a probe,Ch

16、ina first had to put a satellite in orbit above the moon in a spot _ it could send signals to the spacecraft and to Earth.2.(2020年全国年全国卷卷61)In ancient China lived an artist _ paintings were almost lifelike.3.(2022年年新高考新高考卷卷65)The GPNP is inteded to provide stronger protection for all the species,_li

17、ve within the Giant Panda Range.4.(2019年全国年全国卷卷62)Now Irene Astbury works from 9am to 5pm daily at the pet shop in Macclesfield,_ she opened with her late husband Les.wherewhosethatwhich定语从句之高考速递:语法填空 6.(2018年全国年全国卷卷66)Two of the authors of the review also made a study published in 2014 _ showed a m

18、ere five to 10 minutes a day of running reduced the risk of heart disease and early deaths from all causes.7.(2018全国全国卷卷)The Chinese Ministry of Agriculture finds that between 2005when the government started a soil-testing program _ gives specific fertilizer recommendations to farmers.8.(2017全国全国卷卷)

19、Having enough fat and salt in your meals will reduce the urge to snack(吃点心吃点心)between meals and will improve the taste of your foodLike anything,it is possible to have too much of both,_ is not good for the health.9.(2017全国全国卷卷64)But Sarah,_ has taken part in shows along with top models,wants to pro

20、ve that she has brains as well as beauty.whichthat/whichwhichwho学以致用2.定语从句之高考速递:话题写作【本期话题】学校生活【本期话题】学校生活【写作微练】根据下面的汉语提示【写作微练】根据下面的汉语提示,写一篇写一篇70词左右词左右的英语短文。的英语短文。1.众所周知众所周知,课外活动对学生的健康成长非常重要。课外活动对学生的健康成长非常重要。2.我们学校的课外活动丰富多彩我们学校的课外活动丰富多彩,我最喜欢踢足球。我最喜欢踢足球。3.它不仅锻炼了我的身体它不仅锻炼了我的身体,而且还塑造了我的性格。而且还塑造了我的性格。4.在活

21、动中在活动中,我还结交了很多兴趣相同的朋友。我还结交了很多兴趣相同的朋友。5.我认为我认为,学生应该积极参加他们喜欢的课外活动。学生应该积极参加他们喜欢的课外活动。注意注意:至少运用三个定语从句。至少运用三个定语从句。学以致用 One possible version:As we all know,out-of-class activities are of great importance to the healthy growth of the students.There are various out-of-class activities in our school,and play

22、ing football is my favorite,which has not only built up my body but also shaped my character.In addition,I have made some friends who have the same interest as me.All in all,I think students should take an active part in out-of-class activities that they like.Conculsion 1引导词的确定引导词的确定必须用还原法必须用还原法2先行词

23、还原后如果在它前面要先行词还原后如果在它前面要加上一个介词，那么说明它在加上一个介词，那么说明它在定语从句中充当状语，通常用定语从句中充当状语，通常用 “when/where/why”“when/where/why”来引导来引导3“when/where/why”“when/where/why”通常可以替换成通常可以替换成“介介词词which”(which”(仅限于定仅限于定语从句中语从句中)4如果先行词是表示如果先行词是表示“时间时间/地点地点/原因原因”的词的词,引导词并引导词并不一定不一定是是“when/where/why”when/where/why”，也有，也有可可能能“which/that”which/that”Keepongoingnevergiveup.