1992年05月TOEFL语法讲解

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) plants are alone

答案：B

测试点：词序．

分析：注意副词only与alone的区别．alone应位于名词之后，如green plants alone而only 则应放在前面，即only green plants故选(B)．

7. Children with parents whose guidance is firm, consistent, and rational are inclined

---high levels of self-confidence.

(A) possess

(B) have possessed

(C) to possess

(D) possessing

答案：C

测试点；习语。

分析：Be inclined to do…是固定短语。

8. Writing pens are made in ---of shapes, sizes, and colors.

(A) endless variety an almost

(B) variety an almost endless

(C) an almost endless variety

(D) almost variety an endless

答案：C

测试点；习语/词序．

分析：a(…)variety of是固定短语，词序不可颠倒．另外应注意，一个名词前面可以有数个形容词修饰，但冠词a／an或the须置于最前面．

9. Under the guidance of choreographers, Martha Graham and Jerome Robbins, American

dance ---new levels of artistic achievement.

(A) reaching

(B) has reached

(C) reach

(D) have reached

答案：B

测试点：谓语／主谓数的一致．

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．主语是第三人称单数的dance，故选(B)．(A)是非谓语形式，不可单独作谓语；(C)(D)不可与第三人称单数的主语搭配。

10. Angiosperms inhabit relatively diverse environments and may be found --- higher plants

can survive.

(A) there

(B) wherever

(C) somewhere

(D) then

答案：B

测试点；从句连接词．

分析：found后为表示地点的从句，从句主、谓俱全，所缺为连接词．答案中只有(B)可作状语从句的连接词．(A)、(C)及(D)均为副词．

11. Magnesium has a specific gravity of 1.74, which means that --- 1.74 times as much as an

equal volume of water.