名词性从句试题和答案(word)一、名词性从句1. is obviously right is to give all children equal opportunities to develop their special gift.A. WhichB. AsC. ThatD. What【答案】 D【解析】【分析】句意:明显正确的做法就是给所有的孩子提供平等发展特殊才能的机会。
连接词引导一个主语从句,并在主语从句中做句子的主语,故选D。
【点评】考查名词性从句,本题涉及what引导的主语从句。
2. is even more important is the earth cooled down, water began to appear on its surface.A. When; that; whenB. What; whether; asC. What; that; asD. lt; whether; as 【答案】 C【解析】【分析】这题考查从句的用法,第一空填what引导主语从句,在主语从句中what做主语,第二空填that引导表语从句,在表语从句中,as是引导时间状语从句,句意是:甚至更重要的是:随着地球的冷却,水开始出现在表面。
选C。
3.____ made me more unhappy was ___ the boy asked my friend to be his girlfriend and she agreed.A. What; thatB. That ; thatC. What; whetherD. It; that【答案】 A【解析】【分析】句意:让我更不高兴的是那个男孩要求我的朋友做他的女友,她同意了。
第一空填what,它一方面在句子中引导主语从句,另一方面又在主语从句中作主语;第二空用that引导表语从句且从句中不缺成分,表示对前面情况的说明。
故选A。
【点评】考查了名词性从句,本题涉及what引导的主语从句以及that引导的表语从句。
4.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。
5.______ amazed the NBA world is ______ Kobe Bryant scored 81 points just in one game.A. That, whatB. What, thatC. That, thatD. What, what【答案】 B【解析】【分析】句意:使NBA世界惊讶的是Kobe Bryant在一场比赛中得了81分。
根据句意可知,句子主语是一个主语从句,引导词即起引导作用又要做从句的一个成分,所以第一空填What;第二空是that引导的表语从句,只起引导作用,故选B。
【点评】考查名词性从句,本题涉及关系代词what引导的主语从句和表语从句的应用。
6.______ 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。
7.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。
8.________ 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。
9.______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。
10.________ 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。
11._______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。
12._______ 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。
13.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。
14.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。
15. 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。