专题09 名词性从句（精讲课件）-【教育机构专用】2021年高中英语秋季辅导讲义(共52张PPT)

高考英语名词性从句高频考点复习 名词性从句 主语从句 宾语从句 表语从句 同位语从句 主语从句在句中做------ 宾语从句在句中做------ 表语从句在句中做------ 同位语从句在句中----- 主语 宾语 表语 同位语 1. That he will come is certain. 2. I know that he will come. 3. The truth is that I have been there. 4. The fact that she was late surprised us. 主语从句 宾语从句 表语从句 同位语从句 为什么叫名词性从句？ _______________________ 整个从句相当于一个名词 比较: The man looked around. That the boy failed again in the exam disappointed his mother. 同样作主语，从句可以表示较复杂的含义,一般是个动作或性质 I know him. I know that he is writing his composition in his room 2. 为什么要有名词性从句？ 那人看了看四周. (名词作主语) 那孩子考试又不及格令他母亲很失望. (从句作主语) 我知道他在房间里写作文. 从句的特征: 是一个句子,有一个引导词,引导词做从句的一个成分 (that 除外) 名词能做的成分,从句都能做 从句表达的意思比名词复杂得多 主语从句 that whether who whom whose what which when where why how 从 句 引导词: 1. That he knows Japanese is known to all. 他懂英语,这一点大家都知道 令我惊讶的是在这儿见到他. 3. When he will come is unknown . 4. Whether he is coming doesn’t matter much. 他来不来没什么要紧的 他什么时候来不清楚. 他们是怎么登上山顶的仍是个秘密. 5. It remains a secret how they climbed up the mountain. 主语从句的位置 1.在句首 2.主语较长时通常放在后面,句首主语用 It 主语太长了!放到句尾 Details Details Details Details That无词义,不可省略 What “什么”, “所….的” 2. What surprised me was to see him here . When “什么时候” 主语从句不用 if 位于句首 It 作主语的常用句型有: 1. It + be +形容词 + that 从句 2. It + be +名称词组(duty/pity..) + that 从句 3. It + be + 过去分词(said/thought..) + that 从句 4. It +不及物动词(seem/happen..) + that 从句 It is a pity that we can’t go swimming. It is said that he told her everything. It happened that I was out that day. It is certain that he will do well in the exam. 真可惜我们不能去游泳. 碰巧那天我外出了. 他考试肯定会考好. 据说他已告诉了她一切. 注意: It looked that he was right. ( × ) 可以说: It looks as if…. happen只有 it 句型 It is said只有 it 句型 More 用形式主语 it 的主语从句常见结构 It is clear (necessary, important, possible,remarkable that… 很清楚（必要, 重要,可能, 值得注意等)… It is a fact (a good thing, good news…) that … 事实是 ( 好事是,好消息是…)… It is well-known ( reported, recorded, estimated,said, believed) that…众所周知( 据报道,,据记载,据说,据估计)… It turns out ( see