1. The Metropolitan Transit Authority in New York City was established as the state agency with overall responsibility for running the buses, subways, and commuter trains.

(A) special (B) limited (C) general

2. MBA study in the USA gives Janet the opportunity to know a foreign culture and learn about advanced management.

(A) money (B) chance (C) desire

3. Today's "miracle drugs" have not only lengthened the lifespan of the average individual; they have also enabled people who otherwise would be invalids(病人)to live normal lives.

(A) if not wise

(B) if unprotected

(C) in other circumstances

4. Wheat and the other grains, owing to their remarkable nutritional qualities, have been the cornerstones of people's diets around the globe.

(A) similar to (B) due to (C) eligible for

5. Normally, division of labor leads to increased output of goods and making possible an increase in the standard of living of great numbers of people

(A) advertising (B) profit (C) production

6. Most labor unions insist on being the sole representative of particular group of employers.

(A) fastidious (B) biased (C) certain

答案：CBCBC C

详解：

1、General

adj. 一般的，普通的;综合的;大体的

n. 一般;将军，上将;常规

The general designated an officer to the command.

该将军任命一名军官担任指挥官。

2、Chance

n. 机会，际遇;运气，侥幸;可能性

vt. 偶然发生;冒……的险

vi. 碰巧;偶然被发现

He caught at the chance.

他急忙抓住这个机会。

3、in other circumstances

在其他情况下

The Internet, in other circumstances, has played a role in allowing people to release pent-up anger.

互联网，在其他情况下，发挥某种作用，使人们能够释放压抑的愤怒。

4、due to

adv. 由于;应归于

Due to the internal rebellion within the army.

这是由于军队内部的反叛行为。

5、production

n. 成果;产品;生产;作品

The production figures this month have topped off.

本月的生产数字已达到最高点。

6、certain

adj. 某一;必然的;确信;无疑的;有把握的英语四级作文模板

pron. 某些;某几个

They fast on certain days.

他们在某些天斋戒。