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1、初中必备英语名词性从句技巧全解及练习题( 含答案 ) 含解析一、初中英语名词性从句1We 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 ； whatyou have been devoted to 为
2、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_ 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。_surprisedmemost 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tha
3、t 。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。3Some people believe _ has happened before or is happening now will repeat itself inthe 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
4、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。4_ 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。5Has it been a
5、nnounced _?A. when are the planes to take off C. where are the planes to take offB. that 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。【点评】考查名词性从句，it 作形式主语，关系副词when 引导的从句作真正的主语。6Located between the 16th and the 18th floor,
6、_ I call my“ home” is more like anest ”.A. whichB. thatC. whatD. where【答案】C【解析】 【分析】考查主语从句。句中充当call 的宾语。故选C。What引导主语从句_ I call my“home且”What在从7They lost their way in the forest, and _ made matters worse was that night began tofall.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
7、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。8_ matters most in learning English is enough practice.A. WhyB. ThatC. WhichD. What【答案】D【解析】 【分析】句意：学习英语中最重要的是有足够的练习。A. why 为什么；B. that引导名词性从句只起引导词作用，不充当成分；C. which哪一个； D. What 什么。根据语境用what引导主语从句，并在
8、句中做主语。故答案选D。【点评】考查主语从句的引导词。主语从句属于名词性从句的一种，填哪个连接词要分析从句缺少什么成分，然后确定所选的词。9It matters little _ a man dies, but _ matters much is _ he lives.A. how; what; howB. how; it; howC. why; it; whyD. that; what; that【答案】A【解析】 【分析】句意：一个人如何死去并不重要，重要的是他如何生活。it为形式主语， how从句为真正的主语。What matters much（=the thing that matte
9、rs much）。第一个how引导的是一个主语从句；it作形式主语；what引导的是主语从句；第二个how引导的是表语从句。故选A。【点评】考查名词性从句，本题涉及主语从句和表语从句的应用。10 Exactly _ the potato was introduced into Europe is uncertain, but it was probablyaround 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
10、查名词性从句，本题涉及when 引导的主语从句。1565年左11 _ makes me feel worried is _ singing stars are centered on by masses ofteenagers today.A. What; whatB. That; thatC. What; thatD. That; what【答案】C【解析】 【分析】句意：让我感到担忧的是，今天的歌星是以青少年为中心的。分析句子可知，主语从句中的谓语动词makes 缺少主语，主语从句中缺少宾语一般用what ，因此选择 what 来引导主语从句；系动词is 后面的表语从句句意完整，不缺少成分
11、，因此选择that引导表语从句。分析选项可知C 项符合题意，故选C。【点评】考查名词性从句，本题涉及what 引导的主语从句和that引导的表语从句的应用。12 _ makes the school proud is _ more than 90% of the students have beenadmitted 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;
12、 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。13 _is known to us all is that Johnson broke his promise _ he would come to helpme 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，所以用从句结构完整，所以用 that 解释 promise 的内容，故选【点评】考查名词性从句，本题涉及主语从句和同位语从句。B。what ，第二空为同位语从句，14 While some behaviors may seem strange to you, rememberyou con
