[单项选择]The purpose of the research conducted 15 years ago was to ______.
A. find out the age groups of the TV audience
B. assess some famous TV shows
C. study the effects of violent TV shows on children
D. evaluate the relationship between TV shows and crimes

[单项选择]The purpose of the research conducted 15 years ago was to ______.


A. find out the age groups of the TV audience
B. assess some famous TV shows
C. study the effects of violent TV shows on children
D. evaluate the relationship between TV shows and crimes

[单项选择]An international treaty signed several years ago bans trade in plants and animal of endangered species.
A. forbids
B. eliminates
C. promotes
D. protects

[单项选择]

Passage Two
Some years ago industries had more freedom than they have now, and they did not need to be as careful as they must today. They did not need to worry a lot about the safety of the new products that they developed. They did not have to pay much attention to the health and safety of the people who worked for them. Often new products were dangerous for the people who used them; often conditions in the work place had very bad effects on the health of the workers.
Of course sometimes there were real disasters which attracted the attention of governments and which showed need for changes. Also scientists who were doing research into the health of workers sometimes produced information which governments could not ignore. At such times, there were inquiries into the causes of the disaster or the problems. New safety rules were often introduced as a result of these inquiries; however, the new rule; came too late to protect the people who died or who becam
A. testing new products
B. designing new products
C. controlling the sale of product
D. inspecting work places

[单项选择]Thousands of years ago people were forced to leave their homeland because ______.
A. the earth was in an ice age
B. they found their homeland getting colder
C. huge sheets of ice were spreading over the land
D. they had to stay near the animals they hunted for food

[单项选择]Who won the Nobel Peace Prize two years ago


A. A Norwegian judge.
B. An Iranian writer.
C. An Iranian lawyer.
D. An Egyptian official.

[单项选择]But the Swiss discovered long years ago that constant warfare brought them ______ suffering and poverty.
A. anything but
B. nothing but
C. none other than
D. no more than

[单项选择]Forty years ago people were indifferent to the health of the ocean because ______.