Swimmers can benefit from Speedo LZR Racer suit because
A. this kind of suit can increase the drag in the poll.
B. it can offer the minimum resistance to the flow of water.
C. it can make the swimmers feel more younger.
D. it is the product of a world famous company.
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Which of the following is true about "gateway test"？
A. Its validity and accuracy are still in strong dispute.
B. It has been adopted in 42 states of America.
C. It is still not very mature in countries like China.
D. It is the only standard for students to go next grade.
What is the reason for Congress failing in getting balanced budgets？
A. They haven"t received legal training before holding the post.
B. They have to consider their different standpoints and interests.
C. They are both lazy and weak in characteristics.
D. They tend to cause the anger and frustration of the minority group.
The word "backfire"(Line 3, Para. 8)most probably means
A. to come to their senses.
B. to produce helpful results.
C. to make little progress.
D. to get an outcome against the purpose.
Which of the following stocks has the lowest price-earnings ratio？
A. US Bancorp.
Bank of America.
C. Urban Outfitters.
D. BB&T.
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