Unit 5 Learning About Language Grammar（主语从句） ppt课件-(2022新)人教版高中英语选择性必修第一册.pptx

1、GrammarNoun ClausesUnit 5 Grammar名词性从句在句子中起名词作用的句子叫名词从句 (Noun Clauses）。 名词从句的功能相当于名词词组, 它在复合句中能担任主语、宾语、表语、同位语、介词宾语等，因此根据它在句中不同的语法功能，名词从句又可分别称为主语从句(Subject Clause)、宾语从句(Object Clause)、表语从句(Predicative Clause) 和同位语从句(Appositive Clause名词性从句的概念The book is interesting.What I am reading is interesting.No

2、one knows the answer.No one knows whether Li Na will win another Grand Slam champion.The problem is peoples main concern.The problem is when the price of flats can go down.简易定义：名词性从句是_。小句当名词用 Subject Clause (主语从句) Object Clause (宾语从句) Predicative Clause (表语从句) Appositive Clause (同位语从句) Noun clause 1

3、.You know that I am a teacher of English.2. That I am a teacher of English is known to you all.3. It is known to you all that I am a teacher of English.4. The fact that I am a teacher of English is known to you all.5. I am worried about whether you can do well in the exam. 6. What I am worried about

4、 is whether you can do well in the exam.Find the clauses and tell the function Who will win the match is still unknown. I want to know what he has told you. The fact is that we have lost the game. The news that we won the game is exciting. 主语从句宾语从句表语从句同位语从句 名词性从句的分类1. That the earth is round is true

5、 . 2. Whether she will come or not is still a question. 3. What you are doing seems very difficult.4. When they will start has not been decided yet. 主语从句一个句子在复合句中充当主语叫主语从句。连接词连接 代词连接 副词what, whatever, who, whoever, whom, whose, which, whicheverthat, whether, if, because, as if/ thoughwhen, where, ho

6、w, why(充当从句的状语，表时间、地点、方式或原因)(充当从句的主语,宾语,表语,定语）（不充当从句的任何成分） 名词性从句的连接词 Whether she will come or not is still a question .1.引导主语从句的连词是不能省略的。That the earth is round is true.2.That-从句作主语常用it作先行词，而将that-从句置于句末。It is true that the earth is round.Its a pity that you should have to leave.3.表示“是否”意义时，一般用wheth

7、er而不用if引导主语从句。 用it作形式主语的that-从句有以下四种不同的搭配关系： It is necessary that It is important that It is obvious that It is believed that It is known to all that It is widely acknowledged that a. It + be +形容词+ that-从句b. It + be + -ed 分词+ that-从句有必要重要的是很明显人们相信众所周知 It is common knowledge thatIt is a surprise that

8、It is a fact thatIt appears thatIt happens thatIt occurred to me that c. It + be +名词+ that-从句d. It +不及物动词+ that-分句是常识令人惊奇的是事实是似乎碰巧我突然想起 1. _ the earth goes around the sun is well-known to everybody. A. What B. Who C. That D. Whether2. _ he said at the meeting astonished everybody present. A. What B.

9、 That C. The fact D. The matter(1) _really matters is _we havent got his address or telephone number.(2) _she was invited to the ball made her happy.(3) The village is no longer _ it used to be. What thatThat what注：连词that在名词性从句中只起_作用，没有意义。不充当_;而what在名词性从句_.连接任何成分充当主语,宾语或表语1. _ leaves the room last o

10、ught to turn off the lights. A. Anyone B. The person C. Whoever D. Who 2. _the sports meet will be held depends on the weather.A. Whenever B. If C. Whether D. That3. _ is a fact that English is being accepted as an international language.A. There B. This C. That D. It 4. After Yang Liwei succeeded i

11、n circling the earth, _ our astronauts desire to do is to walk in space. A. where B. what C. that D. how 5. It worried Mary a lot _ she would pass the college entrance examination. A. whether B. if C. that D. how 3. Go and get your coatIts _ you left it A. where B. there C. here where D. where there 4.The problem is_ he has enough time.A. if B. whether C./ D. that Thank you