托福考试语法题
曼谷景点 1. ---ratchet is a wheel or bar that can move in only one direction.
(A) A
(B) It is a
(C) Although a
(D) There is a
答案：A
测试点：冠词.
分析：ratchet (棘轮机构)是名词，名词前应加冠词，故选(A).
2. Thomas Jefferson’s achievements as an architect rival his contributions ---a politician.
(A) such
(B) more
(C) as
(D) than
答案：C
测试点：介词.
分析：”作为政治家“要说as a politician，故选(C).前文as an architect可作为线索.动词rival (比得上，相比)在词意上也决定了前后两部分应相同结构.
3. The chief foods eaten in any country depend largely on ---best in its climate and soil.
(A) it grows
(B) what grows
焖凤爪
(C) does it grow
(D) what does it grow
答案：B
测试点：what引导的名词从句。
经典民谣 分析：depend on后接名词性的成份。答案中(B)是名词从句，做介词on的宾语.(A)是主谓结构但并非名词从句，不能作宾语，(C)是问句形式，(D)结构错误.
4. Possibly the greatest advance in ---materials came with the invention of a cheap way to make steel.
(A) bridge-building
(B) building of bridges
(C) building a bridge
(D) bridges are built
答案：A
测试点：定语.
分析：materials是名词，前面要用形容词性的'词来修饰它.(A)是分词，可作定语.(B)是动名词短语;(C)是动宾结构;(D)是句子;均不可作定语.
5. ---, snakes frequently subdue their prey without injecting poison.
(A) Contrary to general belief
(B) General belief contrary to
(C) Belief contrary to general
(D) Contrary belief general to
厂房建设 答案：A
测试点：习语.
分析：contrary to+名词是.固定短语，表示“与……相反”，故选(A).
6. Two years after she was chon president of the Texas State Senate, ---successfully for a at in the United States Congress.余音绕梁意思
(A) Barbara Jordan’s campaign being
青春校园电影
(B) Barbara Jordan campaigned
(C) Campaigning for Barbara Jordan
(D) Barbara Jordan campaigning
答案：B
测试点：复合句。
分析：Two years after引导的是时间状语从句，故逗号之后应是主谓完整的主句，即(B)。其余三句均不是主谓结构.
7. The values of a people, their customs, and their perceptions of the world ---their language.
(A) are influenced
(B) be influenced
(C) influencing
(D) influence
答案：D
测试点：谓语.
泸西阿庐古洞 分析：本句有主语但缺谓语，应在答案中选择能充当谓语的动词形式，即(D).(A)是被动语态，与句意不合;(B)(C)不能单独作谓语.
8. Over a very large number of trials, the probability of an event’s ---is equal to the probability that it will not occur.
(A) occurs
(B) will occur
(C) can occur
十月的天空观后感 (D) occurring
答案：D
测试点：动名词.
分析：’s是名词的所有格形式，后接名词性成份.答案(D)是动名词，可接在’s后，其余均不可。
9. ---fashioned from a wick floating in a bowl of oil functioned according to the principle of capillary action.
(A) All lamps early
(B) Lamps all early
(C) All early lamps
(D) Early all lamps
答案：C
测试点：主语/词序.
分析：本句缺主语，应从答案中选择名词或名词组作主语.除(C)外，其余语序均错.
解题要点：指示性形容词all,many,some及any均应放在一般修饰性形容词前面.
10. Annie Jump Cannon, ---discovered so many stars that she was called “the census taker of the sky.”
