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新编六级听力练习 第227期

Source: 恒星英语学习网    2020-04-14  我要投稿   论坛   Favorite  

Passage One
26.
A. What the US patent system was about.
B. How the US patent system ecouraged technology and creativity.
C. How the US patent system protected Americans.
D. The reason for the patent systems.
27.
A. Sue the government.
B. Sue the individual.
C. Close down the company.
D. Sentence the individual to death.
28.
A. He could renew it.
B. He could destroy it at random.
C. He could sell it and make a lot of money.
D. He could do nothing since the patent expired.
29.
A. It encouraged people to invent.
B. It protected people's invention.
C. It publicized ideas that might be kept as trade secrets.
D. It provided a way for people to make money out of ideas.


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