（2019版）新人教版选择性必修第二册Unit 1 Grammar表语从句ppt课件.ppt

1、findinginitialvaccineframeworktheoretical frameworksolid n. 发现；调查结果；发现；调查结果；（法律）（法律）判决判决adj. 最初的；开始的；第一的最初的；开始的；第一的n. 疫苗疫苗n. 框架；结构框架；结构理论框架理论框架adj. 可靠的；固体的；坚实的可靠的；固体的；坚实的n. 固体固体Unit 1 Learning About LanguageDiscover useful structuresPay attention to the circled words and the underlined parts.1. It s

2、ounds a good idea.2. The door remained closed.3. Her job is cleaning the house.4. You look terrific, Ann.5. It seems as if it is going to rain.link verbsPredicative Predicative: (of an adjective) coming after a verb such asbe, look, sound, seem, remain and so on. n.V-edV-ingadj.sentencepredicative c

3、lause1. William is excited about his promotion.2. She appears upset about the announcement.3. The eggs smell rotten.4. Your plans for the wedding sound nice.5. You look exhausted after studying all night.6. Bob felt sleepy after eating the whole pizza.7. The audience fell silent when the conductor w

4、alked on stage.8. The theater gets dark when the show is about to begin.9. The crowd stayed calm in spite of the imminent threat.读下面的句子，关注并回忆常见的系动词有哪些：读下面的句子，关注并回忆常见的系动词有哪些：常见的系动词有：常见的系动词有：be动词动词: _感官动词感官动词: _“变得词变得词”: _“持续词持续词”: _am, is, are, was, werefeel, look, smell, sound, taste, seem, .get, be

5、come, turn, grow, fall, .remain, keep, stay, .Have a1. One theory was that bad air caused the disease.2. Another was that cholera was caused by an infection from germs in food or water.3. It seemed that the woman liked the water from the pump so much that she had it delivered to her house every day.

6、4. The truth was that the water from the Broad Street pump had been infected by waste.5. The problem is whether the meeting will be held.6. That was why I asked for three days leave.1. One theory was _ bad air caused the disease.2. Another was _ cholera was caused by an infection from germs in food

7、or water.3. It seemed _ the woman liked the water from the pump so much that she had it delivered to her house every day.4. The truth was _ the water from the Broad Street pump had been infected by waste.5. The problem is _ the meeting will be held.6. That was _ I asked for three days leave.that tha

8、t that that whetherwhy go Ready?Focus on Focus on 基本用法基本用法Predicative Clauses( 表语从句表语从句)在复合句中作表语的从句叫做表语从句。在复合句中作表语的从句叫做表语从句。位于主句的系动词之后，位于主句的系动词之后，对主语进行解释、对主语进行解释、说明，使主语的内容具体化说明，使主语的内容具体化。表语从句也。表语从句也必须用必须用陈述语序陈述语序。“主语主语+ +系动词系动词+ +表语从句表语从句( (引导词引导词+ +其他其他) )”Structure:1. The most important thing is t

9、hat we finish the final task.2. The question is whether we can finish it in such a short time.3. The reason why he was late is that he got up late.(1)从属连词从属连词: that& whether 用法归纳：用法归纳：a. that引导表语从句时，只起引导表语从句时，只起_作用，作用，作作/ /不作不作句子句子 成分，成分，有有/ /没有没有意义，不能省略。意义，不能省略。b. whether引导表语从句时，只起引导表语从句时，只起_作用，作用，

10、作作/ /不作不作句子成分，句子成分，通常翻译为通常翻译为“_”“_”。注意，引导表语从句时通常不用。注意，引导表语从句时通常不用if。连接连接连接连接是否是否c. 注意下面这个结构：注意下面这个结构：The reason why . is / was that .1. She is not she was.2. Exercise is keeps us healthy.3. The winner will be solves that problem.(2) 连接连接代代词词: who, whom, whose, which, what, whatever, whoever, whichev

11、er, .用法归纳：用法归纳：连接代词引导表语从句时，既起连接代词引导表语从句时，既起_作用，又作句子成分作用，又作句子成分( (通常作通常作_)_)等。等。连接连接主语，宾语，表语主语，宾语，表语whowhatwhoever(3) 连接副词连接副词：when, where, why, how, whenever, wherever, .1. The house is Lu Xun once lived.2. Tomorrow is it would be the most convenient.4. Thats you should push yourself.5. The best tim

12、e to start is whenever you are ready. 3. The question is how much effort you can make.用法归纳：用法归纳：连接副词引导表语从句时，既起连接副词引导表语从句时，既起_作用，又作句子成分作用，又作句子成分（通常作（通常作_）。）。连接连接状语状语wherewhenwhy1. He looked as if he was going to cry.2. Thats because we were in need of money at that time.(4) 其他词其他词：because, as if, as

13、though, .1. 如果引出表语从句的名词是一些表示如果引出表语从句的名词是一些表示 “建议建议”或者是或者是“命令命令”之类的词如之类的词如advice, suggestion, proposal, order, plan, idea等等, 那么从句中的动词通常用那么从句中的动词通常用(should)+动词原形动词原形。 My suggestion is that we all _ (take) an active part in the coming sports meet. 2. His proposal was that the work _ (finish) in five ho

14、urs.(should) be finished(should) take2.Thats/Its/Thiss because Thats/Its/Thiss why The reason whyis that He was sent to the hospital. Thats he was ill. 2. He was ill. Thats he was sent to the hospital.3. The reason he was sent to the hospital is he was ill.whybecausewhythat1. The fact is _ different

15、 people have different opinions towards cloning.2. What Alex really doubts is _ his mother will recover from the disease soon. 3. The question is _ we can do to solve the problem in such a short time.4. The reason why he was late was _ he failed to catch the first bus.thatwhetherwhatthat选择正确的引导选择正确的

16、引导词填空。词填空。5. I want to be a teacher. Thats _ I want to be.6. I had neither a raincoat nor an umbrella. Thats _ I got wet all through.7. The question is _ we can turn to for help if necessary.8. The most exciting moment was _ I was awarded the first prize.whatwhywhowhenAnswer the following questions

17、using the information from the reading passage as well as the predicative clauses.1. What was Snows discovery in two particular streets in London? Snows discovery in two particular streets in London was that _ _.2. What was Snow determined to find out during the 1854 outbreak of cholera in London? W

18、hat Snow was determined to find out was why _ _.3. What were the exact places Snow marked on the map? The exact places Snow marked on the map were where _.4. What was the finding that Snow announced? Snows finding was that _.EXAMPLEWhat was it that John Snow showed to the world?What John Snow showed

19、 to the world was how cholera could be overcome.Check your answers.1. What was Snows discovery in two particular streets in London? Snows discovery in two particular streets in London was that _ _.2. What was Snow determined to find out during the 1854 outbreak of cholera in London? What Snow was de

20、termined to find out was why _ _.the cholera outbreak was so severe that more than 500 people died in ten daysthe outbreak of cholera had caused over 500 deaths within ten days3. What were the exact places Snow marked on the map? The exact places Snow marked on the map were where _ _.4. What was the

21、 finding that Snow announced? Snows finding was that _ _ _ _. all those who died had lived / all the dead people had lived the water pump was to blame for the spread of cholera / the pump water carried cholera germs /water from the Broad Street pump had been infected by wasteA. Absolutely. You may n

22、ot believe it, but that was _ happened at the initial stage of our groups research on developing a vaccine for malaria.B. Yes, it is. And it seemed _ all the theories were useful, but the fact was _ we couldnt persuade one another that one theory was better than another.C. Exactly. The problem was n

23、ot about _ all our theories were equally good, but in deciding _ theory to depend upon.D. We realised that what we cared about was not _ aspect we needed to develop a theory in, but rather _ we can reduce the cost of a vaccine without reducing its effect!E. Youre right. At last, we became focused on

24、 the key issue, which was _ we had to carry out the research in the first place.David is talking to Maria about their scientific research project. First complete Davids lines (A-E), using the words in the box. Then put Davids lines in the correct order and practise the conversation.as if that what w

25、ho when how why whose which whetherwhatas ifthatwhetherwhich/what/whosewhichhowwhyA. Absolutely. You may not believe it, but that was what happened at the initial stage of our groups research on developing a vaccine for malaria.B. Yes, it is. And it seemed as if all the theories were useful, but the

26、 fact was that we couldnt persuade one another that one theory was better than another.C. Exactly. The problem was not about whether all our theories were equally good, but in deciding which/what/whose theory to depend upon.D. We realised that what we cared about was not which aspect we needed to de

27、velop a theory in, but rather how we can reduce the cost of a vaccine without reducing its effect!E. Youre right. At last, we became focused on the key issue, which was why we had to carry out the research in the first place.Maria: This mix of theory and data is one of the key characteristics of wha

28、t we call science.David: _ Maria: With your theoretical framework?David: _Maria: Deciding on a theory is definitely of critical importance.David: _Maria: This was when you should have calmed down and got down to doing some solid work.David: _Maria: So what happened in the end?David: _ABDCE实战高考实战高考1.

29、 Returning to a book youve read many times can feel like drinks with an old friend. Theres a welcome familiarity but also sometimes a slight suspicion that time has changed you both, and thus the relationship. But books dont change, people do. And thats _makes the act of rereading so rich and transf

30、ormative. (2020全国全国I卷阅读理解卷阅读理解B) 2. Another possibility is _when there is a lot of talent on a team, some players may make less effort. (2019北京卷阅读理解第二节北京卷阅读理解第二节)what that Fill in the blanks.3. Without his support, we couldnt be _ we are now. 【2018 2018 北京卷】北京卷】 A. how B. when C. where D. why 4. Thi

31、s is _ my father has taught me-to always face difficulties and hope for the best. 【2018 2018 北京卷】北京卷】 A. how B. which C. that D. what5. By boat is the only way to get here, which is _ we arrived. 【2018 2018 江苏卷】江苏卷】 A. where B. when C. why D. how Predicative clauses (表语从句表语从句)GrammarFocus“主语主语+ +系动词

32、系动词+ +表语从句表语从句( (引导词引导词+ +其他其他) )”结构结构:说明主语是什么或者怎么样。说明主语是什么或者怎么样。(tell us what the subject does or is)用法用法:引导词引导词: 从属连词从属连词: that, whether连接代词连接代词: who, whom, whose, which, what, whoever, whichever, .连接副词连接副词: when, where, why, how, whenever, wherever, .其他词其他词: because, as if, as though, .用适当的关联词填空。

33、用适当的关联词填空。1. Look at the tallest building. That is _ my father works.2. One of the most exciting moments in my life was _ I won first place in the singing competition.3. Now, the only problem is _ we can collect enough money for the project.4. One advantage of solar energy is _ it will never run out.5. What is troubling me is _ I dont have much experience in this kind of work.6. Thats _ you are wrong. You forgot Step Three.wherewhenwhether/how/whenthatthatwhere/why