[单项选择]In order to understand the concept of infinity, we must think in much broader terms than we are accustomed to.
A. are aware of
B. are convinced of
C. are devoted to
D. are used to

[单项选择]To understand intercultural communication, we seek to understand tradition and modernization.
A. 要了解文化之间的联系，我们需了解传统与现代。
B. 要了解跨文化交际，我们力图探究传统与现代。
C. 正因为要了解跨文化交际，我们才得以理解传统与现代。
D. 要了解跨文化交际，我们要大力收集资料。

[单项选择]

To understand the marketing concept, it is only necessary to understand the difference between marketing and selling. Not too many years ago, most industries concentrated primarily on the efficient production of goods, and then relied on "persuasive salesmanship" to move as much of these goods as possible. Such production and selling focuses on the needs of the seller to produce goods and then convert them into money.
Marketing, on the other hand, focuses on the wants of consumers. It begins with first analyzing the preferences and demands of consumers and then producing goods that will satisfy them. This eye-on-the-consumer approach is known as the marketing concept, which simply means that instead of trying to sell whatever is easiest to produce or buy for resale, the makers and dealers first endeavor to find out what the consumer wants to buy and then go about making it available for purchase.
This concept does not imply that business is benevolent (慈
A. a form of persuasive salesmanship
B. the customer- centred approach
C. making goods available for purchase
D. the practice of turning goods into money

[单项选择]To help students understand how we see, teachers often draw an ___________ between an eye and a camera.
A. image
B. analogy
C. imitation
D. axis

[单项选择]From the passage we understand that his colleagues think Johnson ______.

[单项选择]From the passage we understand that conventional plant breeding produced ______.
A. a potato-tomato hybrid
B. new plant technology
C. self-fertilizing plants
D. less dramatic results than the new technology

[单项选择]From the information given we understand that students ______.
A. may only borrow books from their local library
B. must have special tickets to borrow books from another library
C. may lend their tickets to students in other libraries
D. may use their tickets to borrow books from other libraries

[单项选择]INFINITY:
A. (A) minute difference
B. (B) deficient capacity
C. (C) limited area
D. (D) indefinite voltage
E. (E) resistance

[单项选择]From the passage we understand that Carl Sagan writes ______.
A. forcefully and complexly
B. elaborately and literally
C. simply and humorously
D. snobbishly and cleverly

[单项选择]We understand from the passage that the United States ______.

[单项选择]Once we receive your order, we will ______ goods to your in twenty-four hours.
A. distribute
B. transfer
C. deliver
D. convey

[单项选择]In order to understand a problem thoroughly, da Vinci ______.
A. referred to numerous books
B. made use of drawings and graphs
C. compared it with many other problems
D. approached it from different angles

[单项选择]We understand you have over 20 years' experience ______ this particular line of business.
A. with
B. of
C. in
D. on