历年托福考试语法真题全面解析27
11. Although pecans are most plentiful in the southeastern part of the United States, they are found __________ Ohio and Illinois.(A) far north
(B) north as far
(C) farthest north
(D) as far north as
答案：D
测试点：as…as的用法.
分析：此结构表示程度．答案(A)如改为far north in亦可．(B)(C)结构错误．此句意为“朝北方一直远至Ohio和nlinois”.
解题要点：表示程度的as…as”结构出现在答案中，应首先考虑。
12. __________ of caffeine can result in restlessness, insomnia, and even delirium.
(A) Consuming in excess
(B) Excessive consumption
(C) To consume excessively
(D) The consumption excessive
答案：B
测试点：主语／词序.
分析：介词of前面应当是名词或名词词组．作本句的主语．答案中，(B)是正确的名词词组．(A)、(C)错，因consume作“消费、吃喝”讲时应是及物动词，不能后接介词of；(D)词序错误。
13. Considered one of the leading poets in America today,__________.
(A) a number of books and plays have also been written by Sonia Sanchez
(B) Sonia Sanchez has also written a number of books and plays
(C) A number of Sonia Sanchez books and plays have been written
(D) There have been a number of books and plays written by Sonia Sanchez
答案：B
测试点：主语一致.
分析：分词短语作状语置于句首时，其逻辑上的主语应当与句子的主语一致．本句considered…的逻辑主语是人，句子主语也应是人。应在答案中选择以人名等作主语的形式，即(B)。(A) (C)主语均为books，(D)用了表“存在”的there be句型，均与前面部分主语不一致.
14. Variables such as individual and corporate behavior __________ nearly impossible for economists to forecast economic trends with precision.
(A) make
(B) make it
(C) it makes
(D) makes it
答案：B
测试点：习语动词make及其相关习语为TOEFL常考.
分析：本句用的是短语“make it…for sb．to do sth．*．不定式to及其后成分为实际宾形，代词it为形式宾语.
15. __________ by transferring the blame to others is often called scapegoating.
(A) Eliminate problems
(B) The eliminated problems
(C) Eliminating problems
(D) Problems are eliminated
答案：C
测试点：主语／动名词.
分析：本句所缺为句子主语，其后的by…短语表示方式，说明这个主语是一个动作，应考虑其可能是动名词或动名词短语。答案中(C)是动名词短语。(A)是动宾结构；(B)中心词是problems而非动作;(D)是句子.
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