11.The greater the population there is in a locality,__________for water, transportation, and disposal of refuse.
(A) the greater the need there is
(B) greater need
(C) is there great need
(D) the great need
答案：A
测试点：并列的比较级句型。
分析：(the十比较级…the+比较级)看到句首The greater,就要开始从答案中寻找相同句型的比较级结构。(A)同样以the greater开头，其后结构亦相同，故选(A)。(B)缺the;(C)及(D)均未用比较级。
解题要点："the十比较级…the+比较级”结构是TOEFL常考题型，其前后两个比较级句型应结构对等。
12. A historical novel may do more than mirror history; __________future events.
(A) even influencing
(B) it may even influence
(C) may even influence
(D) that it may even influence
答案：B
测试点：分号结构。
分析：分号的作用相当于句号，分号前后都应是完整的句子，故选 (B)。(A)不是句子;(C)无主语;(D)是从句。
13. __________a child, sculptor Anne Whitney showed an eager intellect and artistic talent that her parents recognized and encouraged.
(A) Has been
(B) It was while
(C) She was
(D) As
答案：D
测试点：介词。
分析：As a child是一介词短语，作状语，后面是完整的句子。
14. It is widely believed that the pull of gravity on a falling raindrop changes__________round shape into a teardrop shape.
(A) of the drop
(B) the drop’s
(C) drop of
(D) drops their
答案：B
测试点：定语。
分析：Round shape前缺限制它的定语，故选名词所有格(B)the drop’s。另，注意change为及物动词，后面直接加宾语，无须再加任何介词，故排除(A)。
15.__________modern offices becoming more mechanized, designers are attempting to personalize them with warmer, less severe interiors.
(A) If
(B) But
(C) With
(D) Once
答案：C
测试点：介词。
分析：modern offices becoming more mechanized是动名词，做介词with的宾语。(A)、(B)为连词，后接从句;(D)为连词时意为“一旦”，作副词时则是“曾经”，“一度”的意思。
