（2019版）新人教版选择性必修第二册Unit 2Discover useful structures 语法ppt课件.pptx

1、Study the sentences below and mark the noun clauses. What is the function of each noun clause in the sentences?1. What seemed strange before now appears quite normal to Xie Lei. as the subject of the sentence2. What surprised Xie Lei was that she found herself speaking up in class after just a few w

2、eeks.3. Its important that Xie Lei keeps a balance between her studies and her social life. as the subject of the sentence as the predictive of the sentence as the subject of the sentenceStudy the following sentences. Pay attention to the functions of nouns (or noun phrases) in each one.The flowers

3、are beautiful.I love these paintings.She is an excellent singer.That man, a policeman, is kind to every one.If we use some clauses to replace these nouns, what will the sentences be called? 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 appos

4、itive clause在句子中起在句子中起名词作用的各种从句名词作用的各种从句，统称为名词性从句。根，统称为名词性从句。根据它们在句中所起的语法作用，这类从句可分为：据它们在句中所起的语法作用，这类从句可分为：哪种句子可以当作名词，充当另外一个句子的某种成分（主语、宾语、表语或同位语）来用呢？名词性从句的引导词名词性从句的引导词对应的简单句类型对应的简单句类型引导词是否做成分引导词是否做成分引导词是否可以省略引导词是否可以省略连词that陈述句否，无实意在不影响句子意思的情况下，宾语从句中的that可以省略连词whether和if（只用于宾语从句，介宾除外）一般疑问句否，具有“是否”的意思否

5、连接代词who, what, which, whom, whose连接副词when, where, why, how特殊疑问句who, what, whom做主语、宾语、表语；which, whose做定语，后接名词连用；when, where, why, how做状语。否，因为即做成分又有意义注：疑问句（一般和特殊）需要改成陈述句语序，特殊疑问词在句中作主语时无需调整语序。【语境应用语境应用】判断下列标红部分属于哪种名词性从句。判断下列标红部分属于哪种名词性从句。1. What I want to do is taking a bath.2. The news that they won t

6、he game spread the whole school.3. I dont think he is an honest boy.4. The fact is that he stole the car.5. Do you know the fact that he stole the car?6. It is said that they won the game.(主语从句主语从句)(同位语从句同位语从句)(宾语从句宾语从句)(表语从句表语从句)(同位语从句同位语从句)(主语从句主语从句)主语从句主语从句1.陈述句做主语：“that+陈述句”+V+O That he is a fam

7、ous singer is known to us.2.一般疑问句做主语：“whether+陈述句”+V+OWhether he goes to America is not yet decided.Does he go to America. It is not yet decided.3.特殊疑问句做主语：“wh+陈述句”+V+O Who will chair（主持）（主持） the meeting has not been decided. What he told you is true.【拓展拓展】常见的用常见的用it作形式主语的句式有：作形式主语的句式有： It is + a(n)

8、 + n. + 从句；从句； It is a shame that they should be so wasteful. It is + adj. + 从句；从句； It is nice that you are so sympathetic. It is + 过去分词过去分词 + 从句；从句； It is said that he is the winner. It + 特殊动词特殊动词 + 主语从句。如：主语从句。如： It seems / appears . that . 似乎似乎； It happened (to sb.) that . (某人某人)碰巧碰巧； It has turn

9、ed out that . 结果是结果是1. S+link-V+ “that+陈述句”2. S+link-V+“whether+陈述句”3. S+link-V+“wh+陈述句”The problem is that we have lost touch with him. My concern is whether he comes or not.My point is when you will becoome rich.表语从句表语从句表语从句注意事项表语从句注意事项当主语是当主语是reason，且后面的表语从句表示原因时通常用，且后面的表语从句表示原因时通常用that引导从句；而引导从句

10、；而it, this或或that作主语时，后面的表语从作主语时，后面的表语从句可用句可用because或或why引导。如：引导。如： The reason was that he fell ill. It was because he fell ill. That was why he fell ill.表语从句还可由表语从句还可由as if / though, as等引导。如：等引导。如： It looks as if it is going to rain. The house looks as it did when he lived in it as a child.1. S+V+ “

11、that+陈述句”2. S+V+“whether/if+陈述句”3. S+V+“wh+陈述句”She did not know (that) Ive made a mistake.I dont know if/whether he needs my help. I have not decide whom I should vote for. 宾语从句宾语从句Could you tell me where the post office is? 宾语从句注意事项宾语从句注意事项表示表示“建议、命令、要求建议、命令、要求”等意义的动词，如等意义的动词，如suggest, demand, orde

12、r, insist等，其后的宾语从句中谓语动词用等，其后的宾语从句中谓语动词用should + 动词原形动词原形，should可省略。如：可省略。如： She demanded that he return the books he borrowed from her.如果主句的谓语是过去时，宾语从句的时态要用过去的如果主句的谓语是过去时，宾语从句的时态要用过去的相应时态。但若宾语从句表示的是客观真理或自然现象，相应时态。但若宾语从句表示的是客观真理或自然现象，其谓语仍用一般现在时。如：其谓语仍用一般现在时。如： The teacher told us that the earth moves

13、 round the sun.当宾语从句后有宾语补足语时，通常用当宾语从句后有宾语补足语时，通常用it作形式宾语，而作形式宾语，而将宾语从句后置。如：将宾语从句后置。如： Do you think it possible that the work will be finished by the end of this month?当主句主语是第一人称，且谓语为当主句主语是第一人称，且谓语为think, believe, suppose, expect等动词时，如果宾语从句表示否定意思，通常等动词时，如果宾语从句表示否定意思，通常否定否定前移前移，即否定主句谓语。如：，即否定主句谓语。如： I

14、 dont think (that) I can ever forgive him.1. S+V+ O+“that+陈述句”1. S+“that+陈述句”+V+ O2. S+V+O+“whether/if+陈述句”2. S+“whether/if+陈述句”+V+OShe spread the lie that Tom was the guilty of theft.The fact that he succeeded in the experiment pleased everybody. They faced the problem whether they should continue

15、to work. 同位语从句同位语从句同位语是用来补充说明名词的成分。当用一个完整的句子来补充说明名词的时候叫做同位语从句。所以同位语从句都位于一个名词的后面，构成了“名词+连词+同位语从句”。同位语从句主要是由that 引导。3. S+V+ O+“wh+陈述句”3. S+“wh+陈述句”+V+ O同位语从句同位语从句Combine each pair of sentences using the words in brackets.1. The advisor talked about maintaining reasonable expectations (期望，预期期望，预期) when

16、 studying abroad. His words were quite helpful to May. (what)What the advisor talked about maintaining reasonable expectations when studying abroad was quite helpful to May. 2. Students have to write countless research papers as part of their coursework. This was not something that Chen Hao was read

17、y for. (that)That students have to write countless research papers as part of their coursework was not something that Chen Hao was ready for.3. Who will be the successful applicant (申请人申请人) for the summer job at the law firm (事务所事务所)? This is the question. (who)Who will be the successful applicant f

18、or the summer job at the law firm is the question.The question is who will be the successful applicant for the summer job at the law firm.4. Exposure (接触、体验接触、体验) to another culture and its people can give exchange students great insights (洞察力、眼光洞察力、眼光) into the world. This is an advantage of studyi

19、ng abroad. (that)That exposure to another culture and its people can give exchange students great insights into the world is an advantage of studying abroad.An advantage of studying abroad is that exposure to another culture and its people can give exchange students great insights into the world.5.

20、Schools in the States are quite multicultural, with students and teachers from many different ethnic backgrounds. This impressed Liu Yang. (It.that)It impressed Liu Yang that schools in the States are quite multicultural, with students and teachers from many different ethnic backgrounds.6. Should sh

21、e stick to her own way of life or follow the American way? This is her confusion. (whether)Whether she should stick to her own way of life or follow the American way is her confusion.Her confusion is whether she should stick to her own way of life or follow the American way.Complete the passage with

22、 A D from the box. What other things do you think might attract international students to China? A that he enjoys being with Chinese peopleB How he can learn to appreciate it more deeplyC What impressed him firstD that people can eat almost everything with chopsticksAfter just a few months in China,

23、 Leon, an exchange student from Germany, says that he has fallen in love with Chinese culture. _ was the Chinese food. He couldnt believe how many different kinds of Chinese food there are! Something else he found impressive was _. Then theres Chinas colourful culture, from art to music, and from ca

24、lligraphy to literature. CD_ remains an important goal for him, as he is truly fascinated by it. Leon is also amazed by the convenience of cashless payments in China. He can go outside without any need for cash all he needs is his mobile phone! The biggest reason why he loves China, however, is _. H

25、e has made great friends here friends that he will still remember long after his departure (离开离开).BAWork in pairs and take turns to talk about Xie Leis experience by completing the following sentences with your own words.1 That . made Xie Lei confused at first.2 It surprised Xie Lei that .3 What Xie Leis tutor wanted to say was that 4 The motivation for Xie Lei to study abroad was that Complete the activities on Page 68.