Passage One
Wild and farm birds often get a flu virus. Yet they usually are able to carry the virus without getting sick.
In 1997 six people in Hong Kong died of a different kind of bird flu virus. It is called the h-five-n-one virus. The Hong Kong government quickly ordered the killing of all farm birds there. That stopped the spread of h-five-n-one to people in Hong Kong.
Yet the virus bad already spread to other parts of Asia. It was found in 16 countries between 2003 and 2006.
The h-five-n-one virus first appeared in Africa. This raised many concerns about the spread of the disease. Scientists do not know exactly how bird flu came to Africa. At first, they thought wild birds were to blame. Now, officials with the U. N. Food and Agriculture Organization believe the main cause is trade in farm birds.
The bird flu virus is found in the waste and liquids of infected birds. The virus spreads when healthy birds or people touch sick bir
A. wild and farm birds
B. a fin virus
C. bird flu
D. infected birds
Passage One
Wild and farm birds often get a flu virus. Yet they usually are able to carry the virus without getting sick.
In 1997 six people in Hong Kong died of a different kind of bird flu virus. It is called the h-five-n-one virus. The Hong Kong government quickly ordered the killing of all farm birds there. That stopped the spread of h-five-n-one to people in Hong Kong.
Yet the virus bad already spread to other parts of Asia. It was found in 16 countries between 2003 and 2006.
The h-five-n-one virus first appeared in Africa. This raised many concerns about the spread of the disease. Scientists do not know exactly how bird flu came to Africa. At first, they thought wild birds were to blame. Now, officials with the U. N. Food and Agriculture Organization believe the main cause is trade in farm birds.
The bird flu virus is found in the waste and liquids of infected birds. The virus spreads when healthy birds or people touch sick bir
A. to kill all the birds in an area where bird flu has been discovered
B. to kill all the chickens
C. to kill all the birds
D. to kill all the chickens when bird flu has been discovered
Too often young people get themselves employed quite by accident, not knowing what lies in the way of opportunity for promotion, happiness and security. As a result, they are employed doing jobs that afford them little or no satisfaction. Our school leavers face so much competition that they seldom care what they do as long as they can earn a living. Some stay long at a job and learn to like it; others quit from one to another looking for something to suit them. The young graduates who leave the university look for jobs that offer a salary up to their expectation.
Very few go out into the world knowing exactly what they want and realizing their own abilities. The reason behind all this confusion is that there never has been a proper vocational guidance in our educational institution. Nearly all grope (摸索) in the dark and their chief concern when they look for a job is to ask what salary is like. They never bother to think whether they are suited for the job or , ev
A. have ruined their talents
B. have taken on an unsuitable job
C. think of nothing but their salary
D. are not aware of their own potential
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