Unit 2 Bridging Cultures 名词性从句（ppt课件）-2023新人教版（2019）《高中英语》选择性必修第二册.pptx

1、Discover useful structuresUnit2 Bridging Cultures学习目标（learning goals）1 复习什么是名词性从句以及名词性从句的分类；2 了解并掌握高考中名词性从句的考点之一：引导词。学习重难点（important and difficult point）如何判断主从复合句中从句的类型 名词性从句名词性从句 noun clause 主语从句主语从句subject clause 宾语从句宾语从句object clause 表语从句表语从句predicative clause 同位语从句同位语从句appositive clause什么是名词性从句？

2、在英语句子结构中，本该由名词充当的成分，换成一个句子来充当，这样的句子就是名词性从句。The bookThe book is interesting.I like EnglishEnglish.My mother is a doctora doctor.I come from Beijing,a beautiful citya beautiful city.主语宾语表语同位语Lead in判断下列句子中划线名词充当什么成分判断下列从句的类型：1.I think that you are right.2.This result all depends on whether you work ha

3、rd.3.What you are doing is very difficult.4.It is certain that you will pass the exam.5.This is what I want.6.I know the news that our team won the game.宾语从句主语从句主语从句表语从句同位语 从句宾语从句名词性从句学习有三关第一关：语序关 语序：陈述句语序第二关：引导词关 连接词，连接代词和连接副词第三关：时态关 宾语从句中的时态第二关：引导词关找出下列句中的从句，并判断是哪种名词性从句。1.Whether she will come bac

4、k on time depends on weather.2.My idea is that we should do it right now.3.I knew the news that our team won the match.4.Who will go to the college is still uncertain.()()5.They agreed with what I said just now.()主从表从同从主从宾从1.找到从句画括号，判断从句类型2.根据成分选连词秒杀技巧：1.找到从句画括号2.根据成分选连词一般连接词一般连接词连接代词连接代词连接副词连接副词wha

5、t(ever),who(ever),whom(ever),which(ever),whosethat,whether/if,when,where,how,why充当从句的充当从句的_充当从句的充当从句的_._._._._._.定语定语_充当从句的任何成分充当从句的任何成分主语主语宾语宾语 表语表语状语状语不不找出下列句中的从句，并判断是哪种类型1.Whether she will come back on time depends on weather.2.My idea is that we should do it right now.3.I knew the news that our

6、team won the match.4.Who will go to the college is still uncertain.()()5.They agreed with what I said just now.()主从表从同从主从宾从 找到从句画括号 根据成分选连词名词性从句连接词：主语：who(人)what（物）宾语：who/whom(人)what（物）定语：which/whose状语：where,when,why,how不缺成分，不缺意思：that不缺成分，缺意思：whether/ifPractice time判断下列从句是否缺少成分？1.(2020北京)This is _ m

7、y father has taught meto always face difficulties and hope for the best.2.(2020天津)She asked me_ I had returned the books to the library,and I admitted that I hadnt.3.(2021天津)The manager put forward a suggestion _ we should have an assistant.4.(2020北京)I truly believe _beauty comes from within.5.(2021

8、重庆）We must find out _ Karl is coming,so we can book a room for him.（）what（）whether/if（）that）（that（）whenif vs.whether1.I asked her _ she had a bike.2.Were worried about _ he is safe.3.I dont know _ he is well or not.4.I dont know _ or not he is well.5.I havent decided _ to go there.6._ we will hold a

9、 party in the open air tomorrow depends on the weather.7.The question is _ he should do it.8.The doctor can hardly answer the question _ the old man will recover soon.if/whetherwhetherwhetherwhetherwhetherWhetherwhetherwhether 6种情况只能用whether：（1）主语从句位于句子开头（2）介词后的宾语从句；（3）引导表语从句；（4）与or not连用；（5）引导同位语从句

10、；(6)与to do 连用If 和whether引导名词性从句的区别只能用whether的情况 前有介词时，后有不定时位于句首时，discuss后，表从和同从，whether or not1.The question is _ he should do it.2._ she will come back on time depends on weather.3.I asked her _ she had a bike.4.Were worried about _ he is safe.5.I dont know _ he is well or not.6.I dont know _ or no

11、t he is well.7.The doctor can hardly answer the question_ the old man will recover soon.whetherWhetherwhether/ifwhetherwhether/ifwhetherwhether找出下列句子中的错误，并总结出规律：1.That is hard to decide when and where we will hold our sports meeting.2.I think that worthwhile that we spent so much money on these book

12、s.3.Everybody considers it impossible which he wants to finish the job in such a short time.Ititthat总结归纳：当主语从句较长，而谓语较短时，常常将从句_，而用it作为形式主语置于句首。it也可作形式宾语。后置it作形式宾语句型:主语+vt.（find/feel/think/consider/make/believe）+it+宾补+that/wh-;Everyone knew 1_Andy was a famous writer,but no one knew 2_she came from an

13、d 3_ she was born in 1961 was still a mystery.4_they did know was 5_she was loved by poor people because she always helped 6 _ was in need of money.从句语篇练习thatwhere whether Whatthatwhoever名词性从句的连词 I don t care about _ you have money or not.The question is _ Tom is able to arrive on time._ the meeting

14、 will be held here is not decided yet.It looks _ it is going to rain.The truth is _he didnt come for the concert._ the earth is round is true.练习whetherwhetherWhetheras ifthatThat名词性从句改错1.The fact which she had not said anything surprised all of us.2.What the boy didnt take medicine made his mother a

15、ngry.3.If well go camping tomorrow depends on the weather.（）thatwhich（）WhatThat（）IfWhether4.What he really means is what he disagrees with us.5.When well finish translating the book depend on the time.（）（）that（）dependdependswhat名词性从句考点归纳名词性从句考点归纳 :that vs.what;what vs.which;what类词类词vs.whatever类词类词;w

16、hether vs.if 等等名词性从句连接词的选择名词性从句连接词的选择当从句中：缺主语：who(人)what(物)缺宾语：who/whom(人)what(物)缺定语：which/whose缺状语：where,when,why,how不缺成分，不缺意思不缺意思：that不缺成分，缺意思缺意思(“是否是否”)：whether/ifHave a summary解题步骤：step1step2找出从句画括号根据成分选连词缺主语物（what）人（who）缺宾语物（what）人（who/whom）缺定语哪个，哪些（which）.的（whose）缺状语when,where,why,how不缺成分不缺意思（that）缺“是否”（whether/if）Homework:1.根据自己的思路整理好笔记2.完成优化指导P323 语法填空Thank you