名词性从句之表语从句课件-2025届高三英语一轮复习

2 表语从句 1 Review:Circle the predicative in each sentence. 1.Africa is a big continent. 2.Her job is selling computers. predicative 表语 系动词 1.表语从句 表语 I am a teacher. The trouble is that I have lost my dog. 定义：在句中充当表语的从句叫做表语从句。 结构：主语 + 系动词 + 引导词 + 表语从句 引导词的分类： 2.表语从句 What John Snow showed to the world was how cholera could be overome 主语（从句） subject 连系动词 linking verb 表语（从句） predicative 在复合句中作表语的从句叫做表语从句。位于主句的系动词之后，对主语进行解释、说明，使主语的内容具体化。表语从句必须用陈述句语序。 系动词之后的成分为表语，表语是个句子时，称之为表语从句。 The reason for my return is that I left my keys behind. 系动词：54321 5：五感，感官动词look, sound, smell, taste, feel 4：四变，表变化：become,turn, get, grow 3：三保持，keep, stay, remain 2：二特殊，be动词：是，seem似乎 1：一状态，be动词 5 Find and discuss the functions of noun clauses. ① The fact is that we have lost the game. ② The question is what we should do. ③ The problem is how we should carry out the plan. ④ The question is whether the film is worth seeing. ⑤ The reason why he was late was that he missed the bus by one minute this morning. ⑥ My suggestion is that we (should) tell him the truth. 以上从句为名词性从句中_____________(类)，引导词有： ____________________________________________________ 表语从句 that / whether / what / who / when / where / why / whatever / whoever 等 The structure of noun clauses 连接词：that / whether / as if / as though (if 不引导表语从句) 连接代词：who / whoever / which / whatever 连接副词：when / where / why / how 三、表语从句：从句在句中充当表语成分，一般放在 连系动词之后。作用：对主语进行解释说明。 The structure of noun clauses 01 The trouble is that I have lost his address. The question is whether they will go by plane or by train. that _______成分，____意义，______省略。 whether _____成分，____意义，译为_____。 结论： 不做 是否 无 不能 不做 有 从属连词：that, whether, as if, as though, because 01 从属连词：that, whether, as if, as though, because It sounds as if / though someone is knocking at the door. It seems as if she were mad. This is because the weather here is cold and wet. 结论： as if/though 在从句中不充当成分，意为“仿佛，好像”。because意为“因为” 引导表语从句强调原因 02 连接代词: what, who, whom, whose, which, …+ever My hometown is no longer what it used to be. The problem is who we can get to replace her. The problem is whose work is the best. 结论：除在句中起连接作用外，在从句中还充当主 语、宾语、表语或定语，具有意义。 03 连接副词：when、where、how、why The question is when they will start the project. The question is how he did it. The question is where we can live. English brings me joy. That is why I like it. 结论：除在句中起连接作用外，在从句中还充当地点、时间、原因、方式状语，具有意义。 1. 在表语从句中，表“是否” 时，只能用“whether” 不能用“if”。 2. 一般情况下,“that”不能省略。 3. It is / was why … 4. The reason (why … / for …) is / was that … Summary 名词性从句学习有三关 第一关：语序关 语序： 陈述句语序 第二关： 引导词关（连接词） 连接词，连接代词和连接副词 第三关： 时态关 宾语从句中的时态 考点分析 解题步骤： step1 step2 找出从句画括号 根据成分选连词 缺主语 物（what） 人（who） 缺宾语 物（what） 人（who/whom） 缺定语 哪个，哪些（which） ......的（whose） 缺状语 when,where, why,how 不缺成分 不缺意思（that）缺“是否”（whether/if） 高考中名词性从句的考点之一： 引导词（连接词） 判断从句类型 step3 高考中名词性从句的考点之一： 引导词 根据成分选连接词 名词性从句连接词： 主语： who(人) what（物） 宾语： who/whom(人) what（物） 定语： which/whose 状语： where, when, why, how 不缺成分，不缺意思：that 不缺成分，缺意思“是否”：whether/if 名词性从句连接词：（缺什么补什么原则） 名词性从句 词义 在词中所充当的成分 是否可以省略 从属连词 that 无意义 不充当充分 第一个宾从可以省略 if / whether 是否 不充当充分 不可 连接代词 what (ever) (无论)什么 主、宾、表 不可 which (ever) （无论）哪个 主、宾、定 不可 who (ever) （无论）谁 主、宾、表 不可 whom (ever) （无论）谁 宾语 不可 whose 谁的 定语 不可 连接副词 when(ever) （无论）什么时候 状语 不可 where(ever) （无论）在哪里 why 为什么 how(ever) （无论）怎样 16 表 语 从 句 定义：在复合句中充当表语的从句叫做表语从句。 位置：表语从句放在连系动词之后。 系动词 分类 状态类：be 动词，seem,appear,keep 感官类: look, smell, taste, sound, 变化类：become, get, turn, grow, fall, 引导词 从属连词：that, whether, as if, as though... 连接代词:what, who, whom, whose, which, whatever, whoever, … 连接副词:when, where, how, why … 常见句型 It seems that..... The fact/question/opinion is that.... This is why/ because/what... “证明”类：prove； turn out 【即时演练】 1. This is________ I want. 2. My English is limited. This is_______I hate reading English books. 3. The village is_________I used to spend my holiday 4. He is my favorite singer. It is_____________ I really love the way he behaves. what why where because 【即时演练】 5. The trouble is _______we are short of funds. 6. My problem is________coat is suitable for me 7.I’d like to start my own business——that’s________ I want to do if I had the money. 8. What I want to know is______will support me. that which what who THANKS $$