Unit 4 Astronomy: the science of the stars 主语从句学案

第 课时 课题名称 主语从句
时间 第 周 星期 课型 Grammar 主备课人
目标 1. Knowledge aims: Learn and grasp the usages of Noun Clauses used as subjects.2. Ability aims: To get Ss to recognize noun clauses as the subject and to make sure that they can do some simple exercises
重点 Make clear about sentence structures. 二次备课
难点 Master the usage of noun clause.
自主学习 任务1:Go back to page 25 and read through the reading passage to pick out the sentences with the noun clauses and then translate them into Chinese. （6个） 任务2： 找出下列句子的主语。
问题生成记录：
精讲互动 主语从句(Subject Clause) 1. 定义:在复合句中充当主语的句子叫做主语从句.2 总结归纳 (1) 主语从句的语序What surprised me most was that the little girl could play the violin so well. How he was successful is still a puzzle. Where we will go camping is not decided yet.(2) 连接词的选用① that和what的选用 What he wants is a book. That light travels in straight lines is known to all. ② if和whether的选用Whether we will hold a party in the open air tomorrow depends on the weather. Whether life will continue on the earth for millions of years to come will depend on whether this problem can be solved.③ 其它连接代词和副词的选用根据主语从句的具体意义，正确的选择who, which, when, where, why, how等。④whatever / whoever的功用 Whoever breaks the law should be punished. （主语从句）＝ breaks the law should be punished. Whoever breaks the law, he should be punished. （让步状语从句）＝ breaks the law, he should be punished.(3) it构成的主语从句① 由连词that引导的主语从句，在大多数情况下会放到句子的后面，而用代词it作形式主语。翻译 ：众所周知，地球围绕太阳转。(4) 主语从句不可位于句首的五种情况：① if 引导的主语从句不可居于复合句句首。② It is said /reported…结构中的主语从句不可提前。判断： It is said that President Jiang will visit our school next week. （ ）③ It happens/occurs…结构中的主语从句不可提前。判断：It occurred to him that he failed in the examination. （ ）④ It doesn’t matter how/whether …结构中的主语从句不可提前。例如： It doesn’t matter whether he is wrong or not. （ ）⑤ 含主语从句的复合句是疑问句时，主语从句不可提前。例如： Is it likely that it will rain in the evening （ ） 总结： 主语从句的语序为：总结：需要注意的是，这类主语从句中，谓语动词很多为“（should）＋动词原形”，即要用虚拟语气。如：
达标训练 (1) Find which of the following sentences are subject clauses.What he wants is a book.It is so nice that we can learn this grammar point together.I’m so glad that I can make friends with you.This is why he did it.Do you agree to the suggestion that we (should) have a trip in Tibet That he wants a book is certain.I suggested just now we (should) take part in this competition.Whether you like him or not doesn’t matter too much.He doesn’t know whether you can sing it well.The problem is whether you can sing it well.The problem whether it is right or wrong has not been decided.Please tell me who your monitor is. 专项练习（附后）
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