【学案】Unit5 Discovering useful structure学案人教版高中英语选择性必修第一册

1、选择性必修一 Unit 4 Discovering Useful LanguagesSubjective clause 补充知识点-学案一. Review1. 主语从句的定义：用来_的从句，属于_从句，位于_，有形式主语it时，则位于_-。2. 主语从句的连接词：_ 用于引导陈述句，只起连接作用，无含义，不充当成分，不可省略。_ 用于引导一般疑问句，起连接作用，翻译为“是否”，不充当成分，不可省略。_用于引导特殊疑问句，起连接作用，翻译为相应的疑问含义，在从句中作主，宾，表，定；不可省略。_ 用于引导特殊疑问句，起连接作用，翻译为相应的疑问含义，在从句中作状语，不可省略。3. 形式主语：由th

2、at引导的主语从句，为了避免头重脚轻，主语从句会置于句尾，而用_作形式主语。常见的形式主语形式：It be +_ + that 从句It be +_+ that 从句It +_+that 从句二. 主语从句学习中应该注意的特殊几点：1. 从句语序改错：1). What have I forgotten is that I have a test today.2). Where had he lost the laptop was what we wanted to know.3). Whether do they use too many chemical pesticides is unkn

3、own.4). Who did this is still a mystery.总结：在任何情况下，主语从句都用_ 。2. 主句谓语动词的选择填空：1). What you said at the meeting _(describe) a bright future for the company.2). Whether it will rain or not_(be) not clear.3). That he has won so many awards_( surprise) us.4). When he left us and Why he did that _(remain) un

4、known to us.5). What we need_(be) more personal computers.6). What we need _(be) more time.总结：单个主语从句作主语，描述的是一件事情，所以谓语动词用_。 两个或多个从句作主语，描述的是多个事情，谓语动词用_。 由what 和who 引导主语从句时，谓语与_保持一致。3. 时态的选择填空：1). What_(cause) the accident yesterday still remains unknown at present.2).What you _(achieve) in the future

5、is decided by what you are doing now.3). How we _( get) here in ten days was discussed at the meeting yesterday.4). That he_ (lose) his balance made him slip on the ice.5). Last week, that the earth _(turn) from west to east was said to us by our geography teacher.总结：主句用一般现在时态，从句根据句意，可用_。 主句用过去时态，从句

6、只能用_。 若从句为客观真理，总是用_。4. that 的省略填空：1). _ he was ill yesterday is known now.2). It happened _ I had no money with me that day.总结：无论陈述句的主语从句谓语句首还是句尾，_5. if/ whether 的选择填空：1). _ it will rain or not is not clear.2). It is uncertain _ he will leave for Beijing tomorrow.3). It doesnt matter _ you pay by ca

7、sh or credit card in this store.4). It is still unknown _ the big boss can come or not.总结：主语从句位于_，只能用whether;主语从句置于_，可用if/ whether; 但如有_, 或者_，则只能用whether.6. what 的使用填空并翻译：1). _ can help us solve this problem is still unknown to us._能够帮我们解决这个问题还不清楚。2)._ struck me most in the movie was the fathers dee

8、p love for his son.电影中_是父亲对儿子深深的爱。3). _ matters most is to start acting now._现在要行动起来了。4). _ he said is reasonable._是合理的。5). _ worries many people is that these chemicals may even cause cancer._是这些化学品甚至会引发癌症。6). _ he was ten years ago is totally different from what he look like now.他_和现在有很大的不同总结：what

9、 在主语从句的基本含义是 _；但更多时候，翻译为_;_等，做题时的关键是看_。更重要的是，熟记典型例句。补充what在其他名词性从句中的用法填空并理解what 的含义：1). He saves _ he earns.(_)2). He is no longer _ he was.(_)3). He is_ is generally called a fool.(_)4). Our income is now double _ it was ten years ago.(_)5). After _seemed like hours he came out with a bitter smile.

10、(_)6). This is _ they call Salt Lake City.(_)7). _ makes the book so extraordinary is the creative imagination of the writer. (_)7. that 与what 的选择填空：1). _ light travels in straight lines is known to all.2). _ we need is more time.3). It is clear _ he was not fit for the work.4). It is by no means cl

11、ear_ the president can do to end the strike.总结：that 引导_，what引导_。使用what时，从句一定缺少_。8. 主语从句与分词短语作主语句型转换：1). That he lost his balance made him slip on the ice. _made him slip on the ice.2). That he was ill yesterday is known now. _is known now.3). That you have recovered from your illness is a great reli

12、ef to us. _ is a great relief to us.4). That he was misunderstood by the teacher made him very upset. _ made him very upset.总结：主语从句可与现在分词转换，即把从句主语换为_，谓语动词换为_，构成_; 被动形式为_. 这样的句子结构在作文中是简化句型，提升句型运用能力的很好表现。选择性必修一 Unit 4 Discovering Useful LanguagesSubjective clause 补充知识点-教师讲义一. Review主语从句的定义：用来充当主语的从句，属

13、于名词性从句，位于句子开头，有形式主语时，则位于句尾。主语从句的连接词：that 用于引导陈述句，只起连接作用，无含义，不充当成分，不可省略。whether 用于引导一般疑问句，起连接作用，翻译为“是否”，不充当成分，不可省略。what, which, who(m), whose, wh-ever用于引导特殊疑问句，起连接作用，翻译为相应的疑问含义，在从句中作主，宾，表，定；不可省略。where, when, how, why, wh-ever 用于引导特殊疑问句，起连接作用，翻译为相应的疑问含义，在从句中作状语，不可省略。形式主语：由that引导的主语从句，为了避免头重脚轻，主语从句会置于句

14、尾，而用it作形式主语。常见的形式主语形式：It be + adj./n. + that 从句It be + done. + that 从句It +vi. +that 从句二. 主语从句学习中应该注意的特殊几点：1. 语序改错：1). What have I forgotten is that I have a test today.2). Where had he lost the laptop was what we wanted to know.3). Whether do they use too many chemical pesticides is unknown.4). Who

15、did this is still a mystery.总结：在任何情况下，主语从句都用陈述语序。2. 主句谓语动词的选择填空：1). What you said at the meeting describes a bright future for the company.2). Whether it will rain or not is not clear.3). That he has won so many awards surprises us.4). When he left us and Why he did that remain unknown to us.5). Wha

16、t we need are more personal computers.6). What we need is more time.总结：单个主语从句作主语，描述的是一件事情，所以谓语动词用单数形式。 两个或多个从句作主语，描述的是多个事情，谓语动词用复数。 由what 和who 引导主语从句时，谓语与表语保持一致。3. 时态的选择填空：1). What caused the accident yesterday still remains unknown at present.2).What you will achieve in the future is decided by wha

17、t you are doing now.3). How we would get here in ten days was discussed at the meeting yesterday.4). That he lost his balance made him slip on the ice.5). Last week, that the earth turns from west to east was said to us by our geography teacher.总结：主句用一般现在时态，从句根据句意，可用任何时态。 主句用过去时态，从句只能用过去相应的时态。 若从句为客

18、观真理，总是用一般现在时态。4. that 的省略填空：That he was ill yesterday is known now.It happened that I had no money with me that day.总结：无论陈述句的主语从句谓语句首还是句尾，都不可以省略that5. if/ whether 的选择填空：1). Whether it will rain or not is not clear.2). It is uncertain if/ whether he will leave for Beijing tomorrow.3). It doesnt matte

19、r whether you pay by cash or credit card in this store.4). It is still unknown whether the big boss can come or not.总结：主语从句位于句首，只能用whether;主语从句置于句尾，可用if/ whether; 但如有or not, 或者表示选择，则只能用whether.6. what 的使用填空并翻译：1). What can help us solve this problem is still unknown to us.什么能够帮我们解决这个问题还不清楚。2).What s

20、truck me most in the movie was the fathers deep love for his son.电影中最打动我的是父亲对儿子深深的爱。3). What matters most is to start acting now.最重要的是现在要行动起来了。4). What he said is reasonable.他所说的事情是合理的。5). What worries many people is that these chemicals may even cause cancer.让人们最担心的事情是这些化学品甚至会引发癌症。6). What he was t

21、en years ago is totally different from what he look like now.他10年前的样子和现在有很大的不同总结：what 在主语从句的基本含义是 什么；但更多时候，翻译为的事情;的样子等，做题时的关键是看主语从句缺不缺成分。更重要的是，熟记典型例句。补充what在其他名词性从句中的用法填空并理解what 的含义：1). He saves what he earns.(的钱)2). He is no longer what he was.(的样子)3). He is what is generally called a fool.(的人)4).

22、Our income is now double what it was ten years ago.(的数量)5). After what seemed like hours he came out with a bitter smile.(的时间)6). This is what they call Salt Lake City.( 的地方)7). What makes the book so extraordinary is the creative imagination of the writer.(的事情/东西)7. that 与what 的选择填空：1). That light travels in straight lines is known to all.2). What we need is mo