语法精讲系列名词性从句1519同位语从句14表语从句713.PPT

(3) 特殊疑问词连接从句时从句来源于特殊疑问句，特殊疑问词不能省略，在从句中充当句子成分。 【例】He showed us his way how he worked out that problem. (4)同位语从句要用陈述语序，即主谓语序。 【点津】(1)suggestion, advice, order, request, requirement等名词的同位语从句需用“(should＋)动词原形”。 (2)常见的同位语从句直接放在抽象名词之后，分隔式同位语从句是指抽象名词和同位语从句之间出现谓语动词，以平衡句子结构，避免头重脚轻。例如：The fact is clear that he is innocent in the accident. 考点 3 易混连接词的辨析 考查指数★★★★ ①The problem is that we don’t have enough money. ②What he said is very important to us. that引导名词性从句时，在从句中不充当任何句子成分，也没有任何含义；而what引导名词性从句时，在从句中都要充当一定的句子成分 that和what的区别 典句例示 主要区别 连词 ①They expressed the hope that they would come to visit China again. ②The hope (that) she expressed is that they would come to visit China again. 同位语从句中的连词that只起连接作用，在从句中不充当任何句子成分；而定语从句中的关系代词that在句中作宾语或主语，宾语与先行词有修饰关系 同位语从句与定语从句中that的区别 典句例示 主要区别 连词 I didn’t know whether or not he had arrived in Wuhan. 后面直接跟or not 时只能用whether whether和if的区别 It all depends on whether they will come back. whether和if在宾语从句中可以互换，但是作介词宾语时连接词一般用whether Whether the meeting will be put off has not been decided yet. 主语从句、表语从句中只能用whether 典句例示 主要区别 连词 whether和if的区别 We ought to discuss the question carefully whether we can do it or not. whether可以引导同位语从句，用以说明前面的名词的内容，而if不能 ①The question of whether they are male or female is not important. ②I don’t know whether to leave or not. whether常与or连用表示一种选择，if不能这样用；whether也可与动词不定式连用但if不能 典句例示 主要区别 连词 【模拟题组】 1. (2013·上饶模拟) __________ to gain access to seats at college _________ the seniors are working hard. A. That is；/ B. It is；that C. What is；that D. Which is；why 【解析】选B。考查主语从句。句意：高中的学生们正在努力学习以便进入大学。此处It是形式主语，that the seniors are working hard是真正的主语。故选B。 2. (2013·上饶模拟) __________ he talked about it to reporters surprised me. A. ／ B. That C. Whether D. What 【解析】选B。考查主语从句。句意：他向记者谈起了此事，这让我很惊讶。此处that在从句中不作成分，只起连接作用，引导主语从句，故选B。 3. (2013·南通模拟) __________ is a fact that English is accepted a