2012高中英语 Unit19（3）词性从句学案 北师大版选修7

用心 爱心 专心1 UnitUnit 1919 Language 3 Language 3 Grammar Noun Clause a Tips Action speaks louder than words LearningLearning aims aims 学习目标学习目标 A A 层次层次 了解名词性从句的定义以及种类 B B 掌握名词性从句的种类及定义 能做出准确的判断 C DC D 掌握名词性从句的引导词 连接词 连接代词 连接副词 能针对不同的名词性从句选择正确的引导词 并能判别引导词在从句中所充 当的语法功能 ImportantImportant andand difficultdifficult point point 如何针对不同的名词性从句选择正确 学习重点 难点 的引导词 LearningLearning procedures procedures 学习过程学习过程 Step Step Lead inLead in A A 级级 1 1 His job is important 2 This is his job 3 I don t like his job 4 I don t know about the man Mr White 以上名词在句中分别作 语 语 语和 语 5 What he does is important 6 This is what he does every day 7 I don t like what he does every day 8 I don t know about the fact that he is a teacher 在复合句中起名词作用的从句叫名词从在复合句中起名词作用的从句叫名词从 NounClauses NounClauses 以上划线的句子在复合句中分别担任 语 语 语和 语 因此 根据它们在句中不同的语法功能 名词从句又分别成为 语从句 语从句 语从句和 语从句 StepStep 判断以下划线部分分别为何种名词性从句 判断以下划线部分分别为何种名词性从句 B B 级级 用心 爱心 专心2 1 At lunch time the radio weatherman reported the mist would become a thick fog in the afternoon 2 The truth is that the fog is too thick for the bus to run that far 3 What surprised me most was that the old man couldn t see anything 4 The fact that Polly didn t ask for the man s name is a pity 5 How we can help the twins will be discussed at the meeting 6 That s why I was late 7 Whoever comes is welcome A 主语从句 B 宾语从句 C 表语从句 D 同位语从句 以上划线部分的名词性从句都为 A 陈述语气 B 虚拟语气 C 疑问语气 斜 体字单词that what how why whoever 都为 引导词引导词 连接词连接词 想一想想一想 名词性从句的结构为 D D 级级 StepStep 名词性从句名词性从句 C D C D 级级 1 1 主语从句主语从句 1 That he will succeed is certain 2 Whether he will go there is not known 3 What he said is not true 4 Where he hid the money is to be found out 5 Whoever comes is welcome 6 How we can help the twins will be discussed at the meeting 7 When they ll start the project has not been decided yet 为避免主语冗长为避免主语冗长 句子头重脚轻句子头重脚轻 经常用经常用 作形式主语作形式主语 主语从句放在后面作主语从句放在后面作 的主语的主语 eg 1 It is certain that hehe willwill succeedsucceed 用心 爱心 专心3 2 It is not known whether he will go there 3 It has not been decided yet when they ll start the project 2 宾语从句宾语从句 1 She did not know what had happened 2 I am afraid that I ve made a mistake 3 Most of us have to rely on what we can learn at school as part of the the school curriculum 宾语从句在句中充当 成分 常跟在 词 词和 词之后 注意 Whether 和 if 都可以引导宾语从句 当 whether 后紧跟 or or not 时 不用 if eg I don t know whether I will stay or not 介词后面的宾语从句不能用 if eg I worry about whether I hurt her feeling 3 3 表语从句表语从句 1 The question is whether we can rely on him 2 My problem is that I can t make myself heard 3 He looked as if he was going to cry 4 That s why I was late 表语从句 在句中充当 成分 一般放在 词之后 对主语进行解释说明 4 4 同位语从句同位语从句 1 The chances that we will all have the opportunity to live in an English speaking country are small 2 Word came that Napoleon himself was coming to inspect 视察 them 同位语从句在句中充当 成分 其一般跟在一些抽象名词 idea belief fact truth problem news 等 后面 对名词作进一步解释说明解释说明 用心 爱心 专心4 StepStep 名词性从句的引导词名词性从句的引导词 D D 级级 连接词 that that 引导 从句通常可省略 whether if 只引导 从 句 连接代词 who what which whoever whatever 连接副词 when where why how 注意 1 连词