1、名词性从句单项选择1Grandma pointed to the hospital and said，“Thats _ I was born. ”A. when B. howC. why D. where答案D解析考查名词性从句。句意为：奶奶指着那个医院说，“那是我出生的地方。”根据语境及句子结构可知，空格处引导表语从句，且从句中缺少地点状语，故用where引导。故选D。2_ the delayed flight will take off depends much on the weather.A. Why B. WhenC. That D. What答案B解析考查名词性从句。句意为：被延误
2、的飞机何时起飞在很大程度上取决于天气情况。句子谓语为depends on，主语从句“_ the delayed flight will take off”成分齐全，排除选项D；根据语境可知，此处表示起飞的时间，故选when，在句中作时间状语。故B项正确。3Some people believe _ has happened before or is happening now will repeat itself in the future.A. whatever B. wheneverC. wherever D. however答案A解析考查宾语从句。分析句子结构可知，“believe”之后
3、接的是宾语从句，空格处在从句中作主语，因此whatever与语境相符。故选A。4It is difficult for us to imagine _ life was like for slaves in the ancient world.A. where B. whatC. which D. why答案B解析考查宾语从句。分析句子结构可知，空格处引导一个宾语从句，作imagine的宾语；同时从句中like缺少宾语，所以空格处应填what。故选B。5Pick yourself up. Courage is doing _ youre afraid to do.A. that B. what
4、C. how D. whether答案B解析考查宾语从句。句意为：振作起来。勇气就是敢于做你害怕做的事。doing为动词，后缺宾语，所以空格处引导宾语从句，并在从句中作do的宾语，故用what作为连接词。故选B。6The best moment for the football star was _ he scored the winning goal.A. where B. whenC. how D. why答案B解析考查表语从句。分析句子结构可知，“was”之前是句子主语，其后是表语从句，空格处在从句中作时间状语，因此应用when作引导词。故选B。7What a mess! You are
5、 always so lazy!Im not to blame, mum. I am _ you have made me.A. how B. whatC. that D. who答案B解析考查表语从句。句意为：真乱！你总是这么懒！这不该怪我，妈妈，是你让我成为这个样子的。分析该句结构可知，空格处既作表语从句的引导词，同时也在从句中作“made”的宾语。故选what。故B项正确。8As John Lennon once said, life is _ happens to you while you are busy making other plans.A. which B. thatC.
6、what D. where答案C解析考查名词性从句。句意为：正如John Lennon曾经说过的那样，当我们正在为“生活疲于奔波时，生活已离我们远去。分析句子成分可知，_ happens to you while you are busy making other plans”是表语从句，从句中缺少主语。故用what引导。故C项正确。知识拓展：在名词性从句中，从句中缺少主语、宾语和表语都用what引导。9Exactly _ the potato was introduced into Europe is uncertain, but it was probably around 1565.A.
7、 whether B. whyC. when D. how答案C解析考查主语从句。句意为：到底马铃薯是什么时候传到欧洲的现在还不确定，但是极有可能在1565年左右。根据“but”后面句子中的“around 1565”可知，空格处指的是时间。由when引导主语从句作主语。故选C。10. _ makes the book so extraordinary is the creative imagination of the writer.A. That B. WhatC. Who D. Which答案B解析考查名词性从句。“is”之前为主语从句，从句中缺少主语成分且指“物”。因此，应用what来引
8、导。故答案选B。技巧点拨：在名词性从句(主语从句、表语从句、宾语从句和同位语从句)中，如果缺少名词性成分(主语、宾语、表语及宾语补足语等)，指人时，用who；指物时，用what。11Its good to know _ the dogs will be well cared for while were away.A. what B. whoseC. which D. that答案D解析考查名词性从句。分析句子结构可知，it是形式主语，to know.是真正的主语，空格后的句子作know的宾语。该宾语从句成分完整，因此引导词应用that，因此答案选D。12The only way to suc
9、ceed at the highest level is to have total belief _ you are better than anyone else on the sports field.A. how B. thatC. which D. whether答案B解析考查名词性从句。此处考查的是由连接词that引导的同位语从句，解释说明belief的具体内容，同时从句中不缺少成分，所以用连接词that引导。故选B项。13_ one of you breaks the window will have to pay for it.A. Whoever B. WhateverC.
10、Whichever D. Wherever答案C解析考查名词性从句。句意为：无论你们当中的谁打破了窗户都需要赔偿。whichever one of youno matter which one of youwhoever。所以whichever符合语境。故答案选C。14It doesnt matter _ you turn right or left at the crossingboth roads lead to the park.A. whether B. howC. if D. when答案A解析考查主语从句。句意为：在十字路口向右走还是向左走都没关系，两条路都可以到达公园。这里it作
11、形式主语，whether(是否)引导真正的主语从句。故选A。if引导宾语从句和状语从句，when引导定语从句和状语从句。15_ you said at the meeting describes a bright future for the company.A. When B. HowC. What D. That答案C解析考查名词性从句。句意为：你在会上所讲的话为公司描绘了美好的未来。what引导主语从句，在从句中作said的宾语。故选C。16Experts believe _ people can waste less food by shopping only when it is n
12、ecessary.A. why B. whereC. that D. what答案C解析考查名词性从句。句意为：专家相信，人们只有在必要的时候去购物才可以减少对食物的浪费。believe后为宾语从句，从句中成分完整，因此应用that来引导且that可以省略。故答案选C。17_ I want to tell you is the deep love and respect I have for my parents.A. That B. WhichC. Whether D. What答案D解析考查名词性从句。句意为：我想告诉你的，是我拥有对我父母的深爱和尊敬。根据题干结构可知，is之前属于主语从
13、句，而且从句中缺少tell的宾语，故答案选D，意为“的事情”。A，C项在句中不作成分；B项意为“哪个”。18Do not let any failures discourage you, for you can never tell _ close you may be to victory.A. how B. thatC. which D. where答案A解析考查宾语从句。句意为：不要让任何的失败使你灰心，因为你不知道成功离你有多近。分析句子结构可知，tell后接的是宾语从句；再根据语境可知，此处应用how修饰形容词close。故A项正确。19It remains to be seen _
14、 the newly formed committees policy can be put into practice.A. that B. whichC. what D. whether答案D解析考查名词性从句。句意为：新成立的委员会的政策能否被执行，还需拭目以待。it在句中作形式主语，指代whether引导的主语从句。It remains to be seen whether.为固定句型，意为“尚待分晓”，符合语意。故D项正确。20From space, the earth looks blue.This is _ about seventyone percent of its surf
15、ace is covered by water.A. why B. howC. because D. whether答案C解析考查名词性从句。句意为：从太空看，地球是蓝色的。这是因为地球表面71%都被水覆盖了。分析句子可知，空格处引导表语从句，并在从句中作原因状语。故答案C正确。易错点：本题易误选答案A。why意为“为什么”，可以用于引导表语从句，表示“这就是为什么”，如：Thats why he was late for the meeting.这就是他为什么开会迟到了。why在本题中不符合语境，故排除。21_ struck me most in the movie was the fath
16、ers deep love for his son.A. That B. ItC. What D. Which答案C解析考查主语从句。句意为：这场电影给我印象最深的地方是父亲对孩子深深的爱。分析句子结构可知，本句为主语从句，从句中缺少主语，所以只能使用连接代词，因此A、B两项错误。而D项常用在指代明确范围的主语时。故答案选C。22As many as five courses are provided, and you are free to choose _ suits you best.A. whatever B. whicheverC. whenever D. wherever答案B解析
17、考查名词性从句。分析句子结构可知，所选词引导的从句作动词choose的宾语，引导词在从句中作主语。因此用whichever，意为“无论哪个”，故选B。23I made a promise to myself _ this year, my first year in high school, would be different.A. whether B. whatC. that D. how答案C解析考查名词性从句。此处是由that引导的同位语从句，说明a promise的具体内容，同时从句中不缺少成分，所以选C项。24We promise _ attends the party a cha
18、nce to have a photo taken with the movie star.A. who B. whomC. whoever D. whomever答案C解析考查名词性从句。句意为：我们承诺无论谁参加晚会都有和电影明星合影的机会。分析句子结构可知，宾语从句中缺少主语，whoever符合语境，故选C。题眼：解这道题时，首先判断引导词在宾语从句中充当什么成分。who和whoever充当主语，而whom和whomever充当宾语。本题中的引导词在宾语从句中作主语，所以要从who和whoever之间进行选择。其次，要知道who和whoever的区别。whoever的含义是：the pe
19、rson who.或anyone who.无论(不管)是谁；who表示特指，whoever表示泛指。25Scientists study _ human brains work to make computers.A. when B. howC. that D. whether答案B解析考查名词性从句的引导词。句意为：科学家研究人脑如何工作从而来生产制作电脑。how引导宾语从句并在从句中作方式状语。故选B。26The notice came around two in the afternoon _the meeting would be postponed.A. when B. that C
20、. whether D. how答案B解析考查同位语从句。句意为：大约下午两点钟发布了会议延期的通知。分析句子结构可知，空格后的句子解释说明“the notice”，作同位语从句，且从句结构完整，所以用that引导。故选B项。27Im afraid hes more of a talker than a doer, which is _ he never finishes anything.A. that B. whenC. where D. why答案D解析考查表语从句。句意为：恐怕他是夸夸其谈而非埋头实干的人，这就是他一事无成的原因。此处表语从句和上文是因果关系，所以用连接副词why引导表
21、语从句。故选D项。28Modern science has given clear evidence _ smoking can lead to many diseases.A. what B. whichC. that D. where答案C解析考查同位语从句。句意为：现代科学已经提供了明确的证据，吸烟能引发多种疾病。smoking can lead to many diseases作名词evidence的同位语从句，解释evidence的具体内容，而且同位语从句中主谓宾成分齐全，因而选择不作任何成分也没有任何意义的that来引导。29Before a problem can be solv
22、ed, it must be obvious _ the problem itself is.A. what B. thatC. which D. why答案A解析考查名词性从句。句意为：在解决问题之前，必须要清楚问题本身是什么。分析句子成分后可知，在before引导的时间状语从句中，it为形式主语，真正的主语为“_ the problem itself is”，主语从句中的is后缺少表语，故用what引导。即A项正确。30The villagers have already known _ well do is to rebuild the bridge.A. this B. thatC. what D. which答案C解析考查名词性从句。分析句子结构可知，空格处引导主语从句并在从句中作do的宾语，四个选项中只有what有这种用法，故选C。
