单选题
A. Evidence shows that wild animals can transmit virus to man. B. Scientists report the extinction of some endangered wild animals C. Men and women cannot protect themselves from the attack of virus. D. Hunting or eating animals will not bring the risk of being infected by virus.
【正确答案】
A
【答案解析】[解析] Scientists report that hunting or eating wild animals not only destroy the balance of nature, but also run the risk of being infected by virus from animals.
单选题
A. It is not enough to learn a foreign language for three years. B. It requires time and effort to master a foreign language. C. A child can learn a foreign language better if her mother is around. D. A child can learn a foreign language faster than an adult.
【正确答案】
D
【答案解析】[解析] We can never learn a foreign language in the same way as we acquire our first, for even a three-year-old child can have thousands of hours of contact with his mother tongue.
单选题
A. Our enrollment fee is only 30 pence if you have your own photos. B. Our students pay only 30 pounds for their photocopying course. C. Our students enjoy free services except for photocopying. D. Our college is the best in the country for its photocopying course.
【正确答案】
C
【答案解析】[解析] Once you enroll in full or part time courses at this college, our services are all free of charge, except that you pay 30 pence a copy for any photocopying made here.
单选题
A. I don't think our sales figures in LA are good enough. B. I cannot appoint Mrs Colman to the post since she was born there. C. I believe Mrs Colman can easily be connected as she is now living in LA. D. I recommend that Mrs Colman be in charge of our office in LA.
【正确答案】
A
【答案解析】[解析] If you have yet to appoint a new sales manager in charge of our LA office, Mrs Colman was born there and has good connections.
单选题
A. 160 miles. B. 200 miles. C. 320 miles. D. 400 miles.
【正确答案】
C
【答案解析】[解析] Suppose the gasoline tank of your car holds 20 gallons, and you average 16 miles to the gallon. How far can you drive on a tankful of gasoline?