名词性从句课件（共61张）.ppt

Noun Clause名词性从句 主语从句 practice 表语从句 宾语从句 同位语从句 I. 在空格处填上适当的词，使下列定语从句和同位语从句完整。 that 引导的表语从句 that 仅起连接作用，无意义，在句中不作任何成分，通常不可省略。这种从句往往是对主句主语的内容起进一步解释的作用。 e.g. The chance is that one smoker in four will die from smoking. ks5u精品课件 2. whether 引导的表语从句 连接词whether起连接作用， 意为“是否、究竟、到底”（注意：if不能引导表语从句) 在句中也不作何成分。 e.g. The question is whether what man will turn up in time. 3. where, when, why, how引导的表语从句 连接副词where, when, why, how除在句中起连接作用外，在从句中还充当时间、地点、方式、原因状语，本身具有词义。 e.g. That’s where I can’t agree with you. This is why Sara was late for the meeting. This is how they overcome the difficulties. My strongest memory is when I attended an American wedding. ks5u精品课件 特殊用法: 1.because 引导的表语从句.的结构. 2.as if / as though引导的表语从句常 在连系 动词 look , seem, sound , be , become 后面. My anger is because you havn’t finish your homework. It seemed as if the brothers were playing a joke on Henrry. 复合句与简单句：复合句 = 简单句 + 从属连词 +简单句 He told me the news. that the match had been cancelled. 宾语 how much he was prepared to pay for my car. that I could have the money without delay. how much he was prepared to pay for my car and that I could have the money without delay. when he was leaving for Paris. that his father was working in that school. 宾语从句 3、宾语从句 1、用作及物动词的宾语 (1) They pretended that they were reading in the room. (2) I didn’t know what they were talking about. (3) Do you know why winter is colder than summer? (4) He couldn’t tell where his home was. (5) John made the boy sit still, promising that nothing would hurt him. 用作及物动词的宾语 引导宾语从句的连词that常可省去，特别在口语中是这样。 whether 和 if 引导的宾语从句： whether 和 if 引导宾语从句时可以互换使用，但下列情况用whether不用if。 注意： （1） 在whether or not结构中不可用if代替whether I don’t know whether or not he’ll come. I wonder whether it is true or not. （2）介词后面的宾语从句用whether，不用if. Everything depends on whether the situation will improve. （后面要讲到介词后面的宾语从句） (3) whether 可用在不定式前，if 则不能. Please tell me whether to go or not. 2、用作介词的宾语从