[单项选择]
Passage Two
There are various ways in which individual economic units can interact with one another. Three basic ways may be described as the market system, the administrated system, and the traditional system.
In a market system individual economic units are free to interact each other in the marketplace. It is possible to buy commodities from other economic units or sell commodities to them. In a market, transactions may take place via barter or money exchange. In a barter economy, real goods such as automobiles shoes, and pizzas are traded against each other. Obviously, finding somebody who wants to trade my old car in exchange for a sailboat may not always be an easy task. Hence, the introduction of money as a medium of exchange eases transactions considerably. In the modern m
A. rapid speed of transactions
B. misunderstandings
C. inflation
D. difficulties for the traders
[单项选择]Desert plants（） two categories according to the way they deal with the problem of surviving drought.
A. break down
B. fall into
C. differ in
D. refer to
[单项选择]There are always two sides to every business________ — the firm and the customer — and each must be satisfied before trade occurs.
A. transition
B. transformation
C. transmission
D. transaction
[单项选择]Attitudes to mental illness have shifted in recent years.
A. displayed
B. shown
C. changed
D. demonstrated
[单项选择]What are the attitudes of the local residents
A. They protested against detaining boat people.
B. They protested against letting them stay forever.
C. They urged Vietnam to accept the boat people.
D. They urged Britain to accept the boat peopl
[单项选择]Which of the following attitudes or feelings are most likely to be found in happy people
A. Knowing how to be attractive.
B. Keeping everything they already have.
C. Having self-esteem.
D. Never being jealous.
[单项选择]The revolutionary leader of the English Civil War was ______.
A. Milton
B. King Charles I
C. Cromwell
D. Henry VIII
[单项选择]Both sides have virtually done nothing to maintain the lasting peace.
A. 双方均未就维持持久和平作出实质性努力。
B. 为了维持持久和平，双方实质上什么也没有做。
C. 实际上不是双方都做了维持永久和平的事情。
D. 双方均未就维持过去的和平作出实际努力。
[单项选择]The good news to both sides of the debate is that ______.
[单项选择]One summer Jack got two different jobs at two places.
[单项选择]Another distinctive quality of American schools was that ______.
A. the local government was free to organize its own educational system
B. the local government was compelled to follow the central authority
C. each community was free to decide whether to provide education or not
D. the school was controlled by the federal government
[单项选择]The scientist and agricultural innovator George Washington Carver aided the economy of the South by developing hundreds of commercial uses for crops such as the peanut.
A. restored
B. stabilized
C. helped
D. changed
[单项选择]When you hear two shouts or two whistles, you know that ______.
A. people will come to help you
B. someone needs help
C. something terrible will happen
[单项选择]The researcher mentioned in the third paragraph was fired because ______.
A. she worked for the rival of the company
B. she failed to keep her research results secret
C. she was obliged to keep her discoveries secret
D. she was committed to a contract with a company
[单项选择]Which of the following specialties and programs was the least possibly available in American colleges and universi ties 40 years ago
A. International administration.
B. Computer science and technology.
C. Nuclear engineering.
D. Advanced nurses training.
[单项选择]The two students （） for two hours, I wonder what they are talking about.
A. talks
B. talked
C. are talking
D. have been talking
