【初中英语】名词性从句专项练习题及答案详解含答案解析
【英语】英语名词性从句题20套(带答案)含解析
【英语】英语名词性从句题20套(带答案)含解析一、初中英语名词性从句1．It was never clear ________ the man hadn't reported the accident sooner.A. thatB. howC. whenD. why【答案】 D【解析】【分析】句意：这名男子没有早点报告这次事故的原因根本没有搞清楚。
It在句中是形式主语，真正的主语是why引导的主语从句。
故选D。
【点评】考查名词性从句，本题涉及why引导的主语从句。
2．Some people believe _______ has happened before or is happening now will repeat itself in the future.A. whateverB. wheneverC. whereverD. no matter what【答案】 A【解析】【分析】句意：一些人认为之前发生的或现在正在发生的任何事情在将来都会重复发生。
Whatever has happened before or is happening now是一个主语从句，whatever既引导起这个主语从句，也在句中做主语。
BC项都属于副词的性质，都不能做主语，通常只能做状语；no matter what只能用来引导状语从句，故选A。
【点评】考查名词性从句，本题涉及"特殊疑问词+ever"引导的主语从句。
3．_______ are playing an important part is well known to us all.A. That whoB. Those whoC. Who thatD. Who【答案】 D【解析】【分析】考查主语从句。
句意：谁起着重要作用，这是众所周知的。
主语从句缺少引导词，从句缺少主语，故选D。
4．—Tell me something about your adventure in the rainforest, please.— We lost our way in the forest and ___ made matters worse was ___ night began to fall.A. what; thatB. it; thatC. it; becauseD. what; because【答案】 A【解析】【分析】考查名词性从句的连接词。
(英语)初中英语名词性从句试题(有答案和解析)含解析
（英语）初中英语名词性从句试题(有答案和解析)含解析一、初中英语名词性从句1．_______ is troubling me is ______ I don't understand ________ he saidA. What; that; whatB. What; what; whatC. That; that; whatD. Why; that; which 【答案】 A【解析】【分析】句意：我烦恼的是我不明白他说的话。
第一空是主语从句，从句中缺主语，要用What；第二空是表语从句，从句不缺成分，所以要填that；第三空是宾语从句，从句中的动词understand缺宾语，要填what。
故选A。
【点评】考查名词性从句，本题涉及主语从句，表语从句和宾语从句的应用。
2．_____ is known to us all is that China has launched Shenzhou VII spaceship, ____ made the country's first spacewalk successful.A. That; whatB. What; whichC. It; whichD. As; that【答案】 B【解析】【分析】句意：众所周知，中国已经发射了神州7号宇宙飞船，这是中国首次成功的太空行走。
第一空处为主语从句，从句缺少主语，需用what引导；第二空所在句子是个定语从句，先行词为整个主句的内容，从句中缺少主语，需用which引导。
故选B。
【点评】考查名词性从句和定语从句，本题涉及主语从句和非限制性定语从句的应用。
3．While some behaviors may seem strange to you, remember you consider normal probably seems just as unusual to others.A. it; thatB. what; thatC. that; whatD. which; that【答案】 C【解析】【分析】句意：虽然有些行为对你来说可能很奇怪，但请记住，你认为正常的行为对别人来说可能也不寻常。
【英语】初中英语名词性从句解题技巧讲解及练习题(含答案)含解析
【英语】初中英语名词性从句解题技巧讲解及练习题(含答案)含解析一、初中英语名词性从句1．_______ caused the accident has not been found out yet.A. WhatB. WhichC. The thingD. That【答案】 A【解析】【分析】句意：造成事故的原因还没有查明。
此处为主语从句，从句中缺少主语，应该用what引导，故答案为A。
【点评】考查主语从句。
以及what的含义。
2． is clear to the members of the committee is that the President will not give in to their demands.A. WhoB. ItC. AsD. What【答案】 D【解析】【分析】句意：委员会成员清楚的是，总统不会向他们的要求让步。
that the President will not give in to their demands.这个句子作表语； is clear to the members of the committee这是主语从句，这里缺少主语从句的连接词，并且连接词在句中作主语，it是代词，不是了；连接词，故排除B；as作主语时，是在定语从句中，故排除C；who指人，根据表语指的事情，不是人，故排除A；what在主语从句中可以作主语或宾语，指事，符合句意，故选D。
【点评】考查名词性从句，本题涉及what引导的主语从句。
3．Some people believe _______ has happened before or is happening now will repeat itself in the future.A. whateverB. wheneverC. whereverD. no matter what【答案】 A【解析】【分析】句意：一些人认为之前发生的或现在正在发生的任何事情在将来都会重复发生。
【英语】 中考英语名词性从句专项训练100(附答案)及解析
【英语】中考英语名词性从句专项训练100(附答案)及解析一、初中英语名词性从句1．______ makes the school proud is ______ more than 90% of the students have been admitted to universities.A. what; becauseB. that; becauseC. that; whatD. what; that【答案】 D【解析】【分析】句意：让学校骄傲的是，超过90%的学生被重点大学所录取。
第一空主语从句中缺少主语，指代事情，故用what;第二空为表语从句，且从句中不缺少成分，故填关系词that。
故选D。
【点评】考查名词性从句，本题涉及what引导的主语从句和that引导的表语从句。
2．___ surprised me most was ____the girl passed the driver test.A. That; thatB. What; howC. What; thatD. That; why【答案】 C【解析】【分析】句意：最让我吃惊的是那个女孩通过了驾驶考试。
___ surprised me most是一个主语从句，从句中缺少主语，故填what；____the girl passed the driver test 是一个表语从句，句中不缺少成分，故填that。
因此选C。
【点评】考查名词性从句，本题涉及what引导的主语从句和that引导的表语从句。
3． is clear to the members of the committee is that the President will not give in to their demands.A. WhoB. ItC. AsD. What【答案】 D【解析】【分析】句意：委员会成员清楚的是，总统不会向他们的要求让步。
that the President will not give in to their demands.这个句子作表语； is clear to the members of the committee这是主语从句，这里缺少主语从句的连接词，并且连接词在句中作主语，it是代词，不是了；连接词，故排除B；as作主语时，是在定语从句中，故排除C；who指人，根据表语指的事情，不是人，故排除A；what在主语从句中可以作主语或宾语，指事，符合句意，故选D。
名词性从句试题和答案含答案解析
名词性从句试题和答案含答案解析一、初中英语名词性从句1．____ he will offer us enough help doesn't matter a lot to our success.A. IfB. WhetherC. BeforeD. How【答案】 B【解析】【分析】句意：他是否提供帮助对于我们的成功没有什么关系。
If不可以引导主语从句，故选B。
【点评】考查名词性从句，本题涉及whether引导的主语从句的应用。
2．It has been pointed out ________ plays a vital role in driving away one's anxiety is one's sweet childhood memories.A. what thatB. whichC. thatD. that what【答案】 D【解析】【分析】句意：有人指出，驱除焦虑所起着至关重要的作用是童年美好的回忆。
本句时一个主语从句，it作形式主语，真正的主语为that what plays a vital role in driving away one's anxiety is one's sweet childhood memories.，主语从句中又有一个主语从句，且此主语从句中缺少主语，所以用what引导。
故选D。
【点评】考查名词性从句，本题涉及what引导的主语从句。
3． is known to all is that the earth is smaller than the sun.A. AsB. WhatC. ItD. Which【答案】 B【解析】【分析】句意：众所周知地球比太阳小。
is known to all 是主语从句，从句中缺少主语，因此用what，选B。
【点评】考查名词性从句，本题涉及what引导的主语从句。
4．He took a trip to Beijing last week and ________ he saw at the Forbidden City impressed him deeply.A. thatB. howC. whatD. which【答案】 C【解析】【分析】句意：上周他到北京旅行了，他在故宫所看到的给他留下了深刻的印象。
初中英语名词性从句练习题(附答案解析)
初中英语名词性从句练习题（附答案解析）一、单选题1．Do you know ________________________?A．how many populations there are in the worldB．how much population there is in the worldC．how many the population of the world isD．what the population of the world is1．答案D解析句意：你知道世界人口是多少吗？分析句子可知，句中population表示“世界人口”时，指某一国家或地区的人口时，谓语动词要用单数is，且在对人口的数量进行提问时，只能说What's the population，而不能用how many和how much 修饰，因为这里的population相当于the number of people，所以在提问时要使用疑问词what。
故选D。
点评考查名词性从句，本题涉及what引导的宾语从句。
2．—Could you tell me________?—At nine o'clock, in ten minutes.A．how will he leave B．when he left C．when he is leaving2．答案C解析句意：——你能告诉我他什么时候走吗？——九点，十分钟后。
根据“ in ten minutes.”十分钟后，可知询问的是时间，应用when引导，且表将来，应用现在进行时，故选C。
点评考查名词性从句和时态，本题涉及when引导的宾语从句和现在进行时表将来。
3．You can't imagine ___ when I get a cell phone for my birthday.A．how I was excited B．how excited I wasC．how excited was I D．I was how excited3．答案B解析句意：你无法想象当我生日得到一部手机时我有多兴奋。
【英语】英语名词性从句练习题含答案及解析
【英语】英语名词性从句练习题含答案及解析一、初中英语名词性从句1．_________ is known to all is that the earth is smaller than the sun.A. AsB. WhatC. ItD. Which【答案】 B【解析】【分析】句意：众所周知，地球比太阳还小。
复合句的主语是一个名词性从句，从句没有引导词和主语，表示“所……的（事）”，故用what引导，其双重作用，故选B。
【点评】考查名词性从句，本题涉及what引导的主语从句。
2．While some behaviors may seem strange to you, remember you consider normal probably seems just as unusual to others.A. it; thatB. what; thatC. that; whatD. which; that【答案】 C【解析】【分析】句意：虽然有些行为对你来说可能很奇怪，但请记住，你认为正常的行为对别人来说可能也不寻常。
第一空为宾语从句，从句结构完整用that起连接作用，第二空为主语从句，从句中consider缺少宾语，应该用what，故选C。
【点评】考查名词性从句，本题涉及that引导的宾语从句和what引导的主语从句。
3．___ surprised me most was ____the girl passed the driver test.A. That; thatB. What; howC. What; thatD. That; why【答案】 C【解析】【分析】句意：最让我吃惊的是那个女孩通过了驾驶考试。
___ surprised me most是一个主语从句，从句中缺少主语，故填what；____the girl passed the driver test 是一个表语从句，句中不缺少成分，故填that。
名词性从句专项练习题及答案含答案解析
名词性从句专项练习题及答案含答案解析一、初中英语名词性从句1．________ the weather will not clear up until next week is bad news for us.A. AsB. IfC. WhetherD. That【答案】 D【解析】【分析】考查主语从句。
句意：直到下周天气才放晴，这对我们来说是坏消息。
此处是that引导的主语从句，that无实义，只其引导作用，故答案为D。
【点评】主语从句属于名词性从句，在名词性从句中，that无实义，只起连接作用，不做句子成分；if/whether起连接作用，不做句子成分，有实义“是否”。
做题时注意看从句是否少成分。
2．It was he said disappointed me.A. that; whatB. what; thatC. that; whichD. which; that【答案】 B【解析】【分析】句意：正是他说的话让我很失望。
这是一个强调句型,"it is/was that..."是固定搭配,"what he said"是被强调部分, 你可以发现去掉"it was that"后, 句子仍然完整。
"what he said"做主语,主语从句中"said"缺宾语用what补足，故选B。
【点评】考查主语从句的强调形式。
3．________ is the centre of our planetary system was a difficult concept to grasp in the Middle Ages.A. It's the sun and not the earthB. The sun and not the earthC. Being the sun and not the earthD. That the sun and not the earth【答案】 D【解析】【分析】句意：太阳而不是地球是我们行星系统的中心，这在中世纪是一个很难理解的概念。
名词性从句专项练习(附答案)
名词性从句专项练习(附答案)一、初中英语名词性从句1．We believe ________ you have been devoted to ________ naturally of great necessity.A. that; beingB. all that; beC. that all; areD. what; is【答案】 D【解析】【分析】句意：我们相信你所投入的当然是非常必要的。
分析句子可知，believe 后接宾语从句，宾语从句中you have been devoted to缺少宾语，表示事物故用what；what you have been devoted to为主语，从句作主语，谓语动词用单数，故选D。
【点评】考查名词性从句和主谓一致，本题涉及what引导的主语从句和一般现在时。
2．It is a rule in his family that _______ comes home first should cook the dinner.A. anybodyB. whoC. whoeverD. who that【答案】 C【解析】【分析】句意：在他的家里有个规定，就是先到家的人要先做饭。
whoever 有两个词义：1no matter who，在这种用法时引导一个让步状语从句；2anybody that，在这种用法时，它连接一个名词性从句，在本题中它连接的是主语从句。
这里就是第二个用法。
所以选C。
3．_______ you don't like him is none of my business.A. WhatB. WhoC. ThatD. Whether【答案】 C【解析】【分析】句意：你不喜欢他，跟我没有什么关系。
you don't like him为主语从句，其内容已经是完整的，所以用that，且引导主语从句的that不能省略。
4．________ the weather will not clear up until next week is bad news for us.A. AsB. IfC. WhetherD. That【答案】 D【解析】【分析】考查主语从句。
名词性从句专项练习题及答案详解
名词性从句专项练习题及答案详解一、初中英语名词性从句1．_________ is known to all is that the earth is smaller than the sun.A. AsB. WhatC. ItD. Which【答案】 B【解析】【分析】句意：众所周知，地球比太阳还小。
复合句的主语是一个名词性从句，从句没有引导词和主语，表示“所……的（事）”，故用what引导，其双重作用，故选B。
【点评】考查名词性从句，本题涉及what引导的主语从句。
2．It has been pointed out ________ plays a vital role in driving away one's anxiety is one's sweet childhood memories.A. what thatB. whichC. thatD. that what【答案】 D【解析】【分析】句意：有人指出，驱除焦虑所起着至关重要的作用是童年美好的回忆。
本句时一个主语从句，it作形式主语，真正的主语为that what plays a vital role in driving away one's anxiety is one's sweet childhood memories.，主语从句中又有一个主语从句，且此主语从句中缺少主语，所以用what引导。
故选D。
【点评】考查名词性从句，本题涉及what引导的主语从句。
3．_______ are playing an important part is well known to us all.A. That whoB. Those whoC. Who thatD. Who【答案】 D【解析】【分析】考查主语从句。
句意：谁起着重要作用，这是众所周知的。
主语从句缺少引导词，从句缺少主语，故选D。
4．—Tell me something about your adventure in the rainforest, please.— We lost our way in the forest and ___ made matters worse was ___ night began to fall.A. what; thatB. it; thatC. it; becauseD. what; because【答案】 A【解析】【分析】考查名词性从句的连接词。
(英语)英语名词性从句专项习题及答案解析及解析
（英语）英语名词性从句专项习题及答案解析及解析一、初中英语名词性从句1．We believe ________ you have been devoted to ________ naturally of great necessity.A. that; beingB. all that; beC. that all; areD. what; is【答案】 D【解析】【分析】句意：我们相信你所投入的当然是非常必要的。
分析句子可知，believe 后接宾语从句，宾语从句中you have been devoted to缺少宾语，表示事物故用what；what you have been devoted to为主语，从句作主语，谓语动词用单数，故选D。
【点评】考查名词性从句和主谓一致，本题涉及what引导的主语从句和一般现在时。
2．It has been pointed out ________ plays a vital role in driving away one's anxiety is one's sweet childhood memories.A. what thatB. whichC. thatD. that what【答案】 D【解析】【分析】句意：有人指出，驱除焦虑所起着至关重要的作用是童年美好的回忆。
本句时一个主语从句，it作形式主语，真正的主语为that what plays a vital role in driving away one's anxiety is one's sweet childhood memories.，主语从句中又有一个主语从句，且此主语从句中缺少主语，所以用what引导。
故选D。
【点评】考查名词性从句，本题涉及what引导的主语从句。
3．Some people believe _______ has happened before or is happening now will repeat itself in the future.A. whateverB. wheneverC. whereverD. no matter what【答案】 A【解析】【分析】句意：一些人认为之前发生的或现在正在发生的任何事情在将来都会重复发生。
(英语)英语名词性从句专项习题及答案解析
（英语）英语名词性从句专项习题及答案解析一、初中英语名词性从句1．______ will be in charge of the meeting has not been decided yet.A. WhatB. WhichC. ThatD. Who【答案】 D【解析】【分析】句意：谁将负责这次会议还没有决定。
______ will be in charge of the meeting是一个主语从句，从句中缺少主语，指人，故选D。
【点评】考查名词性从句，本题涉及who引导的主语从句。
2．Some people believe _______ has happened before or is happening now will repeat itself in the future.A. whateverB. wheneverC. whereverD. no matter what【答案】 A【解析】【分析】句意：一些人认为之前发生的或现在正在发生的任何事情在将来都会重复发生。
Whatever has happened before or is happening now是一个主语从句，whatever既引导起这个主语从句，也在句中做主语。
BC项都属于副词的性质，都不能做主语，通常只能做状语；no matter what只能用来引导状语从句，故选A。
【点评】考查名词性从句，本题涉及"特殊疑问词+ever"引导的主语从句。
3．_______ are playing an important part is well known to us all.A. That whoB. Those whoC. Who thatD. Who【答案】 D【解析】【分析】考查主语从句。
句意：谁起着重要作用，这是众所周知的。
主语从句缺少引导词，从句缺少主语，故选D。
4．Has it been announced ______?A. when are the planes to take offB. that are the planes to take offC. where are the planes to take offD. when the planes are to take off【答案】 D【解析】【分析】句意: 飞机什么时候起飞已经宣布了吗？此处是when引导的主语从句，且要用陈述句语序，故选D。
(英语) 初中英语名词性从句试题(有答案和解析)含解析
（英语）初中英语名词性从句试题(有答案和解析)含解析一、初中英语名词性从句1．_______ caused the accident has not been found out yet.A. WhatB. WhichC. The thingD. That【答案】 A【解析】【分析】句意：造成事故的原因还没有查明。
此处为主语从句，从句中缺少主语，应该用what引导，故答案为A。
【点评】考查主语从句。
以及what的含义。
2．It has been pointed out ________ plays a vital role in driving away one's anxiety is one's sweet childhood memories.A. what thatB. whichC. thatD. that what【答案】 D【解析】【分析】句意：有人指出，驱除焦虑所起着至关重要的作用是童年美好的回忆。
本句时一个主语从句，it作形式主语，真正的主语为that what plays a vital role in driving away one's anxiety is one's sweet childhood memories.，主语从句中又有一个主语从句，且此主语从句中缺少主语，所以用what引导。
故选D。
【点评】考查名词性从句，本题涉及what引导的主语从句。
3．___ surprised me most was ____the girl passed the driver test.A. That; thatB. What; howC. What; thatD. That; why【答案】 C【解析】【分析】句意：最让我吃惊的是那个女孩通过了驾驶考试。
___ surprised me most是一个主语从句，从句中缺少主语，故填what；____the girl passed the driver test 是一个表语从句，句中不缺少成分，故填that。
【英语】初中英语名词性从句专项训练及答案含解析
【英语】初中英语名词性从句专项训练及答案含解析一、初中英语名词性从句1．_______is known to us all is that Johnson broke his promise ______ he would come to help me as soon as possible.A. It; thatB. What; thatC. As; whichD. What; which【答案】 B【解析】【分析】句意：我们都知道，Johnson违背了他会尽快来帮助我的诺言。
分析句子结构可知，第一空为主语从句，从句中缺少主语，所以用what，第二空为同位语从句，从句结构完整，所以用that解释promise的内容，故选B。
【点评】考查名词性从句，本题涉及主语从句和同位语从句。
2．_____ is known to us all is that China has launched Shenzhou VII spaceship, ____ made the country's first spacewalk successful.A. That; whatB. What; whichC. It; whichD. As; that【答案】 B【解析】【分析】句意：众所周知，中国已经发射了神州7号宇宙飞船，这是中国首次成功的太空行走。
第一空处为主语从句，从句缺少主语，需用what引导；第二空所在句子是个定语从句，先行词为整个主句的内容，从句中缺少主语，需用which引导。
故选B。
【点评】考查名词性从句和定语从句，本题涉及主语从句和非限制性定语从句的应用。
3．While some behaviors may seem strange to you, remember you consider normal probably seems just as unusual to others.A. it; thatB. what; thatC. that; whatD. which; that【答案】 C【解析】【分析】句意：虽然有些行为对你来说可能很奇怪，但请记住，你认为正常的行为对别人来说可能也不寻常。
专项训练名词性从句经典例题含答案解析
专项训练名词性从句经典例题含答案解析一、初中英语名词性从句1．______ is our belief that improvements in health care will lead to a stronger, more prosperous economy.A. WhichB. WhatC. ItD. As【答案】 C【解析】【分析】句意：医疗保健的进步将促进一个更强大、更繁荣的经济，这是我们的信念。
that引导的是主语从句，故空格处应该用it作形式主语，代替真正的that引导的主语从句。
故答案选C。
【点评】考查it的用法，以及主语从句的应用。
2．___ surprised me most was ____the girl passed the driver test.A. That; thatB. What; howC. What; thatD. That; why【答案】 C【解析】【分析】句意：最让我吃惊的是那个女孩通过了驾驶考试。
___ surprised me most是一个主语从句，从句中缺少主语，故填what；____the girl passed the driver test 是一个表语从句，句中不缺少成分，故填that。
因此选C。
【点评】考查名词性从句，本题涉及what引导的主语从句和that引导的表语从句。
3．_______is known to us all is that Johnson broke his promise ______ he would come to help me as soon as possible.A. It; thatB. What; thatC. As; whichD. What; which【答案】 B【解析】【分析】句意：我们都知道，Johnson违背了他会尽快来帮助我的诺言。
分析句子结构可知，第一空为主语从句，从句中缺少主语，所以用what，第二空为同位语从句，从句结构完整，所以用that解释promise的内容，故选B。
中考英语名词性从句专项训练及答案及解析
中考英语名词性从句专项训练及答案及解析一、初中英语名词性从句1．_______is known to us all is that Johnson broke his promise ______ he would come to help me as soon as possible.A. It; thatB. What; thatC. As; whichD. What; which【答案】 B【解析】【分析】句意：我们都知道，Johnson违背了他会尽快来帮助我的诺言。
分析句子结构可知，第一空为主语从句，从句中缺少主语，所以用what，第二空为同位语从句，从句结构完整，所以用that解释promise的内容，故选B。
【点评】考查名词性从句，本题涉及主语从句和同位语从句。
2．___ surprised me most was ____the girl passed the driver test.A. That; thatB. What; howC. What; thatD. That; why【答案】 C【解析】【分析】句意：最让我吃惊的是那个女孩通过了驾驶考试。
___ surprised me most是一个主语从句，从句中缺少主语，故填what；____the girl passed the driver test 是一个表语从句，句中不缺少成分，故填that。
因此选C。
【点评】考查名词性从句，本题涉及what引导的主语从句和that引导的表语从句。
3．________ is known to us all that the old scientist, for ________ life was hard in the past, still works hard in his eighties.A. As; whoseB. It; whoseC. As; whomD. It; whom【答案】 D【解析】【分析】句意：我们都知道，那位老科学家，过去生活很艰苦，到了八十多岁还在努力工作。
(英语)英语名词性从句专项训练及答案含解析
（英语）英语名词性从句专项训练及答案含解析一、初中英语名词性从句1． is known to all is that the earth is smaller than the sun.A. AsB. WhatC. ItD. Which【答案】 B【解析】【分析】句意：众所周知地球比太阳小。
is known to all 是主语从句，从句中缺少主语，因此用what，选B。
【点评】考查名词性从句，本题涉及what引导的主语从句。
2．It has been pointed out ________ plays a vital role in driving away one's anxiety is one's sweet childhood memories.A. what thatB. whichC. thatD. that what【答案】 D【解析】【分析】句意：有人指出，驱除焦虑所起着至关重要的作用是童年美好的回忆。
本句时一个主语从句，it作形式主语，真正的主语为that what plays a vital role in driving away one's anxiety is one's sweet childhood memories.，主语从句中又有一个主语从句，且此主语从句中缺少主语，所以用what引导。
故选D。
【点评】考查名词性从句，本题涉及what引导的主语从句。
3．___ surprised me most was ____the girl passed the driver test.A. That; thatB. What; howC. What; thatD. That; why【答案】 C【解析】【分析】句意：最让我吃惊的是那个女孩通过了驾驶考试。
___ surprised me most是一个主语从句，从句中缺少主语，故填what；____the girl passed the driver test 是一个表语从句，句中不缺少成分，故填that。
(英语)初中英语名词性从句题20套(带答案)及解析
（英语）初中英语名词性从句题20套(带答案)及解析一、初中英语名词性从句1．It was never clear ________ the man hadn't reported the accident sooner.A. thatB. howC. whenD. why【答案】 D【解析】【分析】句意：这名男子没有早点报告这次事故的原因根本没有搞清楚。
It在句中是形式主语，真正的主语是why引导的主语从句。
故选D。
【点评】考查名词性从句，本题涉及why引导的主语从句。
2．_______ are playing an important part is well known to us all.A. That whoB. Those whoC. Who thatD. Who【答案】 D【解析】【分析】考查主语从句。
句意：谁起着重要作用，这是众所周知的。
主语从句缺少引导词，从句缺少主语，故选D。
3．—Tell me something about your adventure in the rainforest, please.— We lost our way in the forest and ___ made matters worse was ___ night began to fall.A. what; thatB. it; thatC. it; becauseD. what; because【答案】 A【解析】【分析】考查名词性从句的连接词。
第一空what作主语从句的主语；第二空为表语从句的that。
4．________ the weather will not clear up until next week is bad news for us.A. AsB. IfC. WhetherD. That【答案】 D【解析】【分析】考查主语从句。
句意：直到下周天气才放晴，这对我们来说是坏消息。
【英语】英语名词性从句练习题及答案及解析
【英语】英语名词性从句练习题及答案及解析一、初中英语名词性从句1．______ will be in charge of the meeting has not been decided yet.A. WhatB. WhichC. ThatD. Who【答案】 D【解析】【分析】句意：谁将负责这次会议还没有决定。
______ will be in charge of the meeting是一个主语从句，从句中缺少主语，指人，故选D。
【点评】考查名词性从句，本题涉及who引导的主语从句。
2．It has been pointed out ________ plays a vital role in driving away one's anxiety is one's sweet childhood memories.A. what thatB. whichC. thatD. that what【答案】 D【解析】【分析】句意：有人指出，驱除焦虑所起着至关重要的作用是童年美好的回忆。
本句时一个主语从句，it作形式主语，真正的主语为that what plays a vital role in driving away one's anxiety is one's sweet childhood memories.，主语从句中又有一个主语从句，且此主语从句中缺少主语，所以用what引导。
故选D。
【点评】考查名词性从句，本题涉及what引导的主语从句。
3． is clear to the members of the committee is that the President will not give in to their demands.A. WhoB. ItC. AsD. What【答案】 D【解析】【分析】句意：委员会成员清楚的是，总统不会向他们的要求让步。
名词性从句专题(含答案)含答案解析
名词性从句专题(含答案)含答案解析一、初中英语名词性从句1．____ he will offer us enough help doesn't matter a lot to our success.A. IfB. WhetherC. BeforeD. How【答案】 B【解析】【分析】句意：他是否提供帮助对于我们的成功没有什么关系。
If不可以引导主语从句，故选B。
【点评】考查名词性从句，本题涉及whether引导的主语从句的应用。
2．It was he said disappointed me.A. that; whatB. what; thatC. that; whichD. which; that【答案】 B【解析】【分析】句意：正是他说的话让我很失望。
这是一个强调句型,"it is/was that..."是固定搭配,"what he said"是被强调部分, 你可以发现去掉"it was that"后, 句子仍然完整。
"what he said"做主语,主语从句中"said"缺宾语用what补足，故选B。
【点评】考查主语从句的强调形式。
3．Exactly _________ the potato was introduced into Europe is uncertain, but it was probably around 1565.A. whetherB. whenC. whyD. how【答案】 B【解析】【分析】句意：土豆被引进欧洲具体的事件不被确定，但是可能是在1565年左右。
根据时间状语round 1565得知这里是指时间不确定。
故选B。
【点评】考查名词性从句，本题涉及when引导的主语从句。
4．They lost their way in the forest, and ________ made matters worse was that night began to fall.A. itB. whichC. thatD. what【答案】 D【解析】【分析】句意：他们在森林里迷路了，情况更糟糕的是天又黑了。
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【初中英语】名词性从句专项练习题及答案详解含答案解析一、初中英语名词性从句1．________ has been proved is that animals and insects have their own languages.A. WhatB. AsC. ItD. That【答案】 A【解析】【分析】句意：已被证明的是动物和昆虫有自己的语言。
根据is判断，此处为主语从句，分析该从句，缺少主语，用what。
选A。
【点评】考查名词性从句，本题涉及what引导的主语从句的应用。
2．_____ is known to us all is that China has launched Shenzhou VII spaceship, ____ made the country's first spacewalk successful.A. That; whatB. What; whichC. It; whichD. As; that【答案】 B【解析】【分析】句意：众所周知，中国已经发射了神州7号宇宙飞船，这是中国首次成功的太空行走。
第一空处为主语从句，从句缺少主语，需用what引导；第二空所在句子是个定语从句，先行词为整个主句的内容，从句中缺少主语，需用which引导。
故选B。
【点评】考查名词性从句和定语从句，本题涉及主语从句和非限制性定语从句的应用。
3．_______is known to us all is that Johnson broke his promise ______ he would come to help me as soon as possible.A. It; thatB. What; thatC. As; whichD. What; which【答案】 B【解析】【分析】句意：我们都知道，Johnson违背了他会尽快来帮助我的诺言。
分析句子结构可知，第一空为主语从句，从句中缺少主语，所以用what，第二空为同位语从句，从句结构完整，所以用that解释promise的内容，故选B。
【点评】考查名词性从句，本题涉及主语从句和同位语从句。
4．________ manners are very important in every country is known to all，but the trouble is that different countries have different ideas about ________ good manners are.A. That; whatB. That; thatC. What; thatD. What; what【答案】 A【解析】【分析】句意：众说周知，礼貌在每一个国家中都是非常重要的，但是麻烦是，不同的国家对于什么是良好的礼貌有着不同的认识。
逗号前有两个谓语动词，一个是are，一个是is known，故是两句话，需填连词连接这两句话，根据句意可知，前面是主语从句，故填that，此处的that，只起连接作用不作任何成分。
about是介词，其后是个句子故应填连词把这两句话连接起来，所缺词作are的表语，故填what。
因此选A。
【点评】考查名词性从句，本题涉及that引导的主语从句和what引导的宾语从句。
5．______excited Jenny most was ______ she finally succeeded in ______seemed to be the most difficult exam to him.A. That; that; whichB. What; that; whatC. That; because; thatD. What; because; which 【答案】 B【解析】【分析】句意：珍妮最兴奋的是对他来说似乎是最困难的考试，她终于成功了。
______excited Jenny most是主语从句，从句中缺少主语，因此用关系代词what ；_____ she finally succeeded in ...是表语从句，从句中不缺少成分，因此用引导词that；______seemed to be the most difficult exam to him.是宾语从句，从句中缺少主语，因此用关系代词what ，故选B。
【点评】考查名词性从句，本题涉及主语从句，表语从句和宾语从句。
6．________ his failure lies is expected ________ clear to us.A. What… to makeB. How… madeC. Where… to be madeD. Why… making【答案】C【解析】【分析】句意：他的失败之处有可能被我们弄清楚。
分析句子可知，主语从句中的lie为不及物动词，所以主句中缺少状语，因此填where。
expect sth.to do.固定短语，“期望某事发生”，sth. be expected to do.意为”某事有可能发生“。
make sth. clear to sb为固定搭配，意为“向某人阐明某事，使某人弄清某事”。
本句中make的宾语是where his failure lies 是被弄清楚，要用动词不定式的被动形式。
因此选C。
【点评】考查名词性从句及固定搭配，本题涉及主语从句和固定短语expect sth.to do. 7．_______ is troubling me is ______ I don't understand ________ he saidA. What; that; whatB. What; what; whatC. That; that; whatD. Why; that; which 【答案】 A【解析】【分析】句意：我烦恼的是我不明白他说的话。
第一空是主语从句，从句中缺主语，要用What；第二空是表语从句，从句不缺成分，所以要填that；第三空是宾语从句，从句中的动词understand缺宾语，要填what。
故选A。
【点评】考查名词性从句，本题涉及主语从句，表语从句和宾语从句的应用。
8．Exactly _________ the potato was introduced into Europe is uncertain, but it was probably around 1565.A. whetherB. whenC. whyD. how【答案】 B【解析】【分析】句意：土豆被引进欧洲具体的事件不被确定，但是可能是在1565年左右。
根据时间状语round 1565得知这里是指时间不确定。
故选B。
【点评】考查名词性从句，本题涉及when引导的主语从句。
9．He took a trip to Beijing last week and ________ he saw at the Forbidden City impressed him deeply.A. thatB. howC. whatD. which【答案】 C【解析】【分析】句意：上周他到北京旅行了，他在故宫所看到的给他留下了深刻的印象。
分析句子结构可知，连词and后为一个名词性从句，因此应该使用what引导，且what在从句中作主语，故选C。
【点评】考查名词性从句，本题涉及what引导的主语从句。
10．They lost their way in the forest, and ________ made matters worse was that night began to fall.A. itB. whichC. thatD. what【答案】 D【解析】【分析】句意：他们在森林里迷路了，情况更糟糕的是天又黑了。
本题中含有一个主语从句what made matters worse，其中的what引导起这个主语从句，同时在主语从句中做主语。
故选D。
【点评】考查名词性从句，本题涉及what引导的主语从句的应用。
11． is known to all is that the earth is smaller than the sun.A. AsB. WhatC. ItD. Which【答案】 B【解析】【分析】句意：众所周知地球比太阳小。
is known to all 是主语从句，从句中缺少主语，因此用what，选B。
【点评】考查名词性从句，本题涉及what引导的主语从句。
12．They lost their way in the forest, and ________ made matters worse was that night began to fall.A. thatB. itC. whatD. which【答案】 C【解析】【分析】句意：他们在森林里迷路了，更糟糕的是天开始黑了。
根据连词and可知，本句需要一个引导主语从句的连接词，该词同时还要能在从句里充当主语。
that不能在句中作成分；it不能引导主语从句；which意为“哪一个”，不符合本句语境。
排除A、B、D三项。
故选C。
【点评】考查名词性从句，本题涉及what引导的主语从句的应用。
13．________ we may find interesting is that it usually takes more to be polite.A. ThatB. WhatC. WhichD. /【答案】 B【解析】【分析】句意：我们可能会发现有趣的是通常需要更多的礼貌。
此处是主语从句做主语，从句没有引导词，缺少宾语，故答案为B。
【点评】考查名词性从句，本题涉及what引导的主语从句的应用。
14．________ the weather will not clear up until next week is bad news for us.A. AsB. IfC. WhetherD. That【答案】 D【解析】【分析】考查主语从句。
句意：直到下周天气才放晴，这对我们来说是坏消息。
此处是that引导的主语从句，that无实义，只其引导作用，故答案为D。
【点评】主语从句属于名词性从句，在名词性从句中，that无实义，只起连接作用，不做句子成分；if/whether起连接作用，不做句子成分，有实义“是否”。
做题时注意看从句是否少成分。
15．It is a rule in his family that _______ comes home first should cook the dinner.A. anybodyB. whoC. whoeverD. who that【答案】 C【解析】【分析】句意：在他的家里有个规定，就是先到家的人要先做饭。