人教版(新教材)高中英语选修2Unit 1　Science and Scientists优质学案：Grammar——表语从句.docx

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1、Grammar表语从句图解语法脉络感知语法规律 用适当的连接词填空One theory was that bad air caused the disease.Another was that cholera was caused by an infection from germs in food or water.The truth was that the water from the Broad Street pump had been infected by waste.What John Snow showed to the world was how cholera could

2、be overcome.What Snow was determined to find out was why the 1854 outbreak of cholera in London could have caused over 500 deaths within ten days.K自主发现X.在复合句中充当表语的从句称为表语从句。这种从句往往是进一步对主句的 主语进行解释说明。1 .引导表语从句的连接词有连接代词that如句、句、句；that引导表语 从句时，仅起连接作用,无任何意义，在从句中不作任何成分，不可省略;连接 副词有how, why等，如句、句。精讲语法知识 一、连接词

3、的用法.that引导的表语从句。用法：无意义不充当句子成分不可省略The trouble is that she has lost his address.麻烦的是她弄丢了他的地址。My suggestion is that we should tell him.我的建议是我们应该告诉他。1 . whether引导的表语从句。用法：表“是否”的意思 不充当句子成分 不可省略The question remains whether they will be able to help us.问题仍然是他们能否帮 我们。2 .连接代词who/whom/whose/what/which引导表语从句，在

4、从句中作主语、宾 语、表语和定语。He is no longer what he was.他已经不再是以前的样子。The problem is who is fit for this job.问题是谁适合做这个工作。The problem is whose work is the best.问题是谁的工作是最好的。3 .连接副词where, when, why, how引导的表语从句，在句中充当地点、时间、 原因、方式状语成分。The problem is how we can find him.问题是我们如何找到他。Thafs where you are wrong.那就是你不对的地方。4

5、. because, as if/as though等引导的表语从句。He looked as if he was going to smile.他看上去好像要微笑。Thats because you cant appreciate music.那是因为你不会欣赏音乐。二、考前须知1. why和because引导的表语从句的区别。Thafs why.意为“那是的原因”，强调结果Thafs because.意为“那是因为”，强调原因I didnt phone her, and thats why she got angry w汕 me.（强调她生气这一结果） 我没有给她打 。那就是她生我气的原因

6、。I didnt phone her, and thats because I got angry with her.（强调没打 的原因） 我没有给她打 。那是因为我生她的气了。2 . reason作主语或主语中包含事件的起因时，后面的表语从句表示原因时，要 用that来引导,而不是because。The reason why he was absent from work was that he was ill.他没来上班的原因是 他病了。3 .表语从句中的虚拟语气。在表语从句中，表示间接的命令、要求、请求、建议、决定等，主句中的主语通 常是：advice, suggestion, prop

7、osal, request, order, idea 等，从句谓语形式是 “should+动词原形（should可以省略，但不可换成would）。My suggestion is that we （should）start early tomorrow.我的建议是我们明天早出发。即时训练补全句子The bottom line is that I shouldnt lie to my kids.底线是我不应该对我的孩子们撒谎。The question is whether the film is worth seeing.问题是这部电影是否值得看。（3）Now it seems as thoug

8、h/if she had known Millie for years.现在看起来好像她认识米莉已有好多年了。My advice is that you （should） piactise speaking English as often as possible.我的建议是你尽可能经常地练习说英语。运用语法规那么I .单句语法填空1. 一I drove to Zhuhai for the air show last week.一Is that why you had a few days off?2. One reason for her preference for city life i

9、s that she can have easy access to places like shops and restaurants.3. What the doctors really doubt is whether my mother will defeat the serious illness.4. You are saying that everyone has already had equal rights, and this is where I disagree.5. It is raining so hard and it looks as if/though it

10、will last long.6. That Jimmy won the presidency once again was what many people hadnt expected.7. How could we live without the Internet? Thats how most of us keep in touch with each other.8. No one dislikes having weekends.Thafs because on Saturdays and Sundays we can do whatever we like.9. As is w

11、ell known to all, the Spring Festival is when the family are reunited and celebrate the new year.10. He is not the best candidate for the position.So the problem is who/whom we can get to replace him.11. I read about it in some book or another, but what I dont know is which book it is. n.补全句子My sugg

12、estion is that we should tell him.我的建议是我们应该告诉他。1. The question is who/whom we should trust.问题是我们应当相信谁。2. The problem is how we can find him.问题是我们如何找到他。3. The question is when hwill come.问题是他什么时候能到。4. . This is what I want.这就是我想要的。m.语法填空One of the premier medical 1. (scientist)in the 21st century is

13、Zhong Nanshan.Born in 1936 and 2. (graduate) from Peking University Health Science Center, this ordinary but great man has been working in the medical field for over 40 years.He is a good doctor in the patients9 eyes and 3. kind medical professor in his students as well.In 2003, SARS broke 4. in Chi

14、na and across the globe.Zhong Nanshan not only led but also 5. (take) an active part in the battle against SARS.At that time most people had no 6. (nature)defense against the disease.Dangerous7. it was, Zhong Nanshan worked hard treating SARS patients.Meanwhile he underlined the fact 8. teamwork amo

15、ng nations could save lives.Through9. (they) several months9 hard work, Zhong Nanshan and his workmates achieved remarkable achievements.Soon SARS 10. (wipe) out.In 2020, he won the Medal of the Republic.K语篇解读本文是记叙文。文章主要介绍了医学专家钟南山的生平以及他的 主要成就。1 . scientistsK考查名词的数。one of后接复数名词。故填scientists。U.graduat

16、ing K考查非谓语动词。动词graduate与其逻辑主语this ordinary but great man之间构成主动关系，所以用现在分词短语作状语。故填graduating。H 3. a K考查冠词。此处表示泛指，结合空后的kind可知，应用不定冠词a。故 填a。4. out K考查固定短语。根据语境可知，此处表示2003年，SARS在中国爆发 并扩散至全球。breakout意为爆发，符合语境，故填out Jtook K考查动词的时态。本句中not only.but also连接并列的谓语，根据 led可知，此处应用一般过去时。故填took。5. natural K考查形容词。名词de

17、fense前应用形容词修饰。故填natural,表示“天然的”二as/though K考查连词。根据语境可知，此处表示尽管危险，但钟南山努力 工作，治疗SARS病人。此处形容词Dangerous位于句首构成倒装语序，所以用 连词as/though引导让步状语从句。故填as/thougho26. that K考查同位语从句。分析句子结构可知.设空处引导同位语从句，解释 名词fact,所以用thato 3their K考查代词。名词work前应用形容词性物主代词修饰。故填their。 10. was wiped K考查动词的时态和语态。动词短语wipe out与句子主语SARS 之间是被动关系，且事情发生在2003年，所以应用一般过去时的被动语态。故 填 was wiped o 2