1、1(2012安徽，27)The limits of a persons intelligence，generally speaking, are fixed at birth, but _ he reaches these limits will depend on his environment.A. where B. whetherC. that D. why答案：B句意：一般来说，一个人的智力极限在出生时就确定了，但是能否达到这些极限却依赖后天的环境。where和why引导名词性从句时，在从句中分别作地点状语和原因状语；that引导名词性从句时，在从句中不作任何成分，也无词义；wheth
2、er引导名词性从句时，意为“是否”。故只有B项符合题意。2(2012湖南，26)Everyone in the village is very friendly. It doesnt matter _you have lived there for a short or a long time.A. why B. howC. whether D. when答案：C分析句子结构可知，it作形式主语，真正的主语是其后面的从句。句意：村里的每个人都很友善，你在此居住的时间长短没有关系。根据句意以及从句中最后的or a long time可知，此处C项正确。3(2012江西，25)It suddenl
3、y occurred to him _ he had left his keys in the office.Awhether BwhereCwhich Dthat答案：D句意：他突然想到他把钥匙落在办公室里了。句首的it是形式主语，真正的主语是that引导的主语从句，that引导主语从句在从句中不作成分，但不能省略。4(2012课标全国，24)It is by no means clear_ the president can do to end the strike.A. how B. whichC. that D. what答案：D分析句子结构可知，it为形式主语，代替的是后面的主语从句
4、，在主语从句中，及物动词do需要宾语，所以应选用连接代词what引导该从句。句意：总统能做点儿什么来结束这场罢工根本不清楚。5.(2012山东，25)It doesnt matter _ you pay by cash or credit card in this store.Ahow BwhetherCwhat Dwhy答案：B句意：在这家商店用现金或信用卡支付都是可以的。根据句中的or可以看出是两者，表示“或者”，构成whether.or.的形式。在此句中，it为形式主语，真正的主语是whether you pay by cash or credit card in this store。
5、故选B项。6(2012天津，9)It doesnt matter _ you turn right or left at the crossingboth roads lead to the park.A. whether B. howC. if Dwhen答案：A句意：在十字路口，你是向右拐还是向左拐都无所谓，两条路都通向那个公园。whether在此处引导主语从句，并与or呼应。7. (2012福建，35)We promise _ attends the party a chance to have a photo taken with the movie star.A. who B. wh
6、omC. whoever D. whomever答案：C由于空前没有名词或代词作先行词，所以此处不是考查定语从句，排除引导词who，whom；由空后的谓语动词attends可知此处应该用主格的whoever，排除whomever；whoever引导宾语从句并在从句中作主语，故选C项。8(2012辽宁，34)The newcomer went to the library the other day and searched for _ he could find about Mark Twain.Awherever BhoweverCwhatever Dwhichever答案：C此处为介词fo
7、r后面的宾语从句，且从句中缺少及物动词find的宾语，故排除A项和B项。句意：这位新来的人前几天进入这家图书馆搜寻他能找到的有关马克吐温的东西。whichever侧重在已知项中进行选择，不合句意。故C项正确。9. (2012陕西，20)As 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句意：提供的课程多达五门，你可以任意选择最适合你的一门课程。分析句子结构可知所填部分在句中作主语，
8、且根据句意可知选B项。whatever“无论什么”；whichever“无论哪一个”；whenever“无论何时”，wherever“无论何处”。10(2012四川，17)Scientists study _ human brains work to make computers.A. when B. howC. that D. whether答案：B句意：科学家通过研究人类大脑是如何运转来制作电脑。此句中指大脑运转的方式，因此应选用how。11(2012北京，24)Jerry did not regret giving the comment but felt _ he could have
9、 expressed it differently.A. why B. howC. that D. whether答案：C句意：“杰瑞不后悔作出评论，但他觉得他本可以用另一种方式表达。”分析句子结构可知所填部分在句中起连接作用，且不需要什么意义，所以选C项。12(2012江苏，27)The notice came around two in the afternoon _ the meeting would be postponed.Awhen BthatCwhether Dhow答案：B空后的句意说明了通知的内容，所以选择的是notice后面同位语从句的引导词，由于从句意义完整，不需要句子成
10、分，所以应选用连词that。13(2012浙江，4)I made a promise to myself _ this year, my first year in high school, would be different.Awhether BwhatCthat Dhow答案：C分析句子结构可知，that在此处引导同位语从句，解释说明promise的内容。that引导同位语从句时，不作成分，也不可省略。14(2012重庆，34)Evidence has been found through years of study _ childrens early sleeping problem
11、s are likely to continue when they grow up.A. why B. howC. whether D. that答案：D“_ childrens early.grow up”在题中作evidence的同位语，解释evidence的内容，为同位语从句，且为陈述句，应用that来引导。句意：几年的研究表明，孩子早期的睡眠问题很可能在他们长大之后继续存在。故选D项。15(2012山东潍坊、东营、淄博、滨州四市联考)Soon children in the camp had many new friends，_they shared food，stories and
12、 projects.Afor which Bwith whomCof which Dto whom答案：B分析句子成分可知此处先行词为friends，从句中有短语share sth. with sb.，故此处用“withwhom”引导非限制性定语从句。16(2012北京西城期末)The Great Wall is the place _ almost all tourists would like to visit when they come to Beijing.Awhy BwhichCwhen Dwhere答案：B分析句子结构可知，“_almost all tourists would
13、like to visit”为定语从句，修饰先行词the place，关系代词在从句中充当visit的宾语。17(2012江西重点中学盟校第一次联考)_ the forest should be punished.AAnyone sets fire to BWhoever sets fire toCWho sets fire to DOne sets fire to答案：B句意：任何纵火焚烧森林的人都应该受到惩罚。这里是Whoever引导的名词性从句，作句子的主语。18(2012安徽皖南八校第二次联考)Now，the worlds focus is all on _ it is that th
14、e global economy will come back to normal.Awhy BwhatCwhere Dwhen答案：D句意：如今世界关注的焦点都集中在究竟何时全球经济才能恢复正常。分析题干可知，空格处引导的是宾语从句，同时从句中出现了强调句型“it is.that.”，所缺被强调的部分就是空格处所填词，再分析宾语从句并结合题意可知选D项。19(2012河南三市第二次调研)The manager interviewed everyone involved in the accident to find out the truth behind _ had actually ha
15、ppened.Awhat BthatCwhich Dit答案：A句意：经理询问了每个和事故有关的人来查明事故背后的真相。“_had actually happened”为宾语从句，该从句既缺引导词，又缺主语，故应用what。注意that在宾语从句中，只起引导词的作用，在从句中不充当成分。20(2012福建四校联考)As far as I see，_is no possibility _ he will win the tennis match this time.Ait；that Bthere；thatCit；whether Dthere；whether答案：Bthere is no possibility表示“是不可能的”；第二空应用that引导同位语从句，解释说明possibility的内容，且在从句中不作成分。