1992年05月TOEFL语法讲解.doc

1992年05月语法题
1. --- principal types of acceleration: linear and angular.
(A) There are tow
(B) Two of them
(C) The two
(D) Two
答案：A
测试点：there be句型．
分析：空格后只剩下名词性的成份，应在答案中选择主谓结构或there+be结构，即(A)．
 
2. East Liverpool, Ohio, ---the pottery capital of the United States.
(A) and called
(B) is called
(C) calling
(D) to call
答案：B
测试点；谓语。
分析：本句有主语而缺谓语，应在答案中选择可作谓语的动词，即(B)。(A)多了连词and；(C)(D)均是非谓语形式，不可作谓语．
 
3. True hibernation takes place only among ---animals.
(A) whose blood is warm
(B) blood warm
(C) warm-blooded
(D) they have warm blood
答案：C
测试点：定语．
分析：本句主谓宾俱全，animals前缺定语，应在答案中选择形容词性的成份，4个答案中只有(C)是形容词．
解题要点：分词的作用相当于形容词．
 
4. Like other women ---in the field of medicine, Sara Mayo found the beginning years difficult.
(A) who they pioneered
(B) they pioneered
(C) who pioneered
(D) pioneered
答案：C
测试点：定语从句／主谓结构．
分析：women后接定语从句，从句连接词，主、谓语均缺，应在答案中选择连接词兼主语牛动词的形式．即(C)。(A)重复主语：(B)不是从句形式；(D)无主语。
 
5. In his writing, John Crowe Ransom describes what ---the spiritual barrenness of society brought about by science and technology.
(A) he considers
(B) does he consider
(C) considers
(D) considers it
答案：A
测试点：主谓结构／词序．
分析：动词describes后接what引导的宾语从句，从句主、谓语均缺，应在答案中选择主语+动词的形式，即(A)．(B)是问句语序，而宾语从句应用正常语序；(C)(D)均无主语．
 
6. Green ---have the power to make food from substances found in the air and soil.
(A) only plants
(B) plants alone
(C) the only plants
(D) plan