人教版(新教材)高中英语选修2Unit 1　Science and Scientists优质学案：Learning About Language.docx

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1、Learning About LanguageLearning Aims（学习目标）1. Build up your vocabulary and learn the following language point: not.but.（重点难点）Discover useful structures-Predicative clause.（重点难点）目标一核心考点讲练互动The problem was not about whether all our theories were equally good, but in deciding which theory to depend upon

2、.（教材 P5）notbut不是而是not.but., not only.but (also)., either.or., neither.nor.连接两个平行成分，当连接两个 主语时，谓语动词的数按“就近一致”原那么确定。圭句赏读H 感悟句意背诵It is not your words but your determination that plays an important role in your life.Friends are not only like the sunreliable and warm but also they can brighten our days.=No

3、t only are friends like the sun-reliable and warm but also they can brighten our days. K单句语法填空/句式升级HNot how much money you give us but that you are present at the ceremony really matters（matter）.（应用文之传统文化）During the Mid-Autumn festival, we not only admire the full moon together but also we eat moonc

4、akes.f During the Mid-Autumn festival, not only do we admire the full moon together but also we eat mooncakes.（用倒装句改写）目标二目标二语法结构悟通研透Activity 1读句感悟阅读以下句子，认真感悟加黑局部，并完成方框下的小题One theory was that bad air caused the disease.1. Another was that cholera was caused by an infection from germs in food or water

5、.2. It seemed that the woman liked the water from the pump so much that she had it delivered to her house every day.3. The truth was that the water from the Broad Street pump had been infected by waste.以上4个句子中的黑体局部都是从句，这些从句在词性上相当于一个名词，故被称作名词性从句，而且从句在句子中作表语,所以又被称作表语从句。Activity 2语法精析一、名词性从句1 .概念：在主从复合

6、句中，相当于名词的从句被称为名词性从句。名词性从句要用陈述语 序，即：连接词+主语+谓语。2 .分类：名词性从句包括：主语从句、宾语从句、表语从句和同位语从句。（本单元主要讲 解表语从句）表语从句1 .概念：在主从复合句中充当表语的从句，叫作表语从句。它常位于系动词之后，用来说 明主语是什么或怎么样。连接副词 在从句中 作状语Iwhen, where, how, why表语从句的引耳福连词在从句中不作成分Ithat, whether,as if/ though,because连词在从句中不作成分Ithat, whether,as if/ though,because连接代词在从句中作主语、宾语

7、、表语、定语Iwhat/ whatever, which/whichever, who/ whoever,whom, whose2 .连接词的用法连词引导的表语从句The trouble is that she doesn t know how to adapt to the new school.麻烦是她不知道如何适应新学校。The question remains whether they will be able to help us. 问题还是他们能否帮我们。It sounds as if someone is knocking at the door. 听起来好像有人在敲门。注意：连

8、词that无意义，不充当成分，且不可省略；if不可引导表语从句。连接代词和连接副词引导的表语从句The problem is how we can find him.问题是我们如何才能找到他。He is no longer what he was. 他已经不再是以前的他了。That s where you are wrong.那就是你不对的地方。The most important is who will be in charge of the evening party. 最重要的是谁将负责这次晚会。3 .考前须知(l)why和because引导的表语从句的区别That s why.意为“那

9、是的原因”，强调结果That s because.意为“那是因为”，强调原因Ididn t phone her, and thaty s why she got angry with me.(原因是“没打 ”；结果是“生 气”)我没有给她打 。那就是她对我生气的原因。Ididn t phone her, and that s because I got angry with her.(原因是“生气”；结果是“没打 ”)我没有给她打 。那是因为我生她的气了。表语从句中的虚拟语气如果主语是 advice, suggestion, proposal, request, order 与1 时，表语从句

10、 语而I的形式： (should) +动词原形。My suggestion is that we (should) keep a balanced diet to keep healthy.我的建议是我们应该保持平衡饮食以保持健康。N达标检测提示：题干中加底纹的词汇为本课时或前面课时的词汇复现，帮助学生及时巩固，循环复习。I .完成句子The fact is that we didn t blame him for the initial inexact findings of the research.事实是我们没有因为最初的不精确的研究结果而指责他。1. The question is w

11、hether we know how to handle the severe situation.问题是我们是否知道如何处理这种严重的情况。2. That is why I suspect the mechanic of stealing the tools.那是我怀疑机械工偷工具的原因。3. This is what the outstanding assistant has done fbr the astronomer.这就是这位出色的助理为这位天文学家所做的事情。4. This is how we can decrease environmental pollution in our

12、 daily life.这就是我们如何在日常生活中减少环境污染的方式。II ,语法填空阅读以下短文，用适当的连接词填空。The fact is 6,that Wendy was a famous writer, but no one knew 7.where she came from and the question remained 8.whether she was born in 1961.9.What they did know was 10.that she was loved by poor people because she always helped 11 .whoever

13、 was in need of money.Despite this, some people thought she was chasing fame.Why they were so narrow-minded was 12.what Wendy couldn, t understand, but it seemed as if she didn, t care.The most important was 13, that she just wanted to do 14.what(ever) she thought was right.She thought that was 15.where the meaning of life lay.