The American patent system, provided for in the Constitution, was designed to encourage the creation and use of new technology. An inventor would describe the invention, both in writing and with drawings, and __47__ the description with a model to a government official. If the invention was judged to be ___48__ and beneficial, the official would give the inventor a patent. The patent meant that for 14 years the inventor owned the new invention. Inventors could ___49__ their ideas to manufacturers or just use them themselves. The government would not ___50__ any other patent for the same idea, and the inventor could ___51__ anyone of using the patented idea with- out paying the owner of the patent for ___52__ to use it.
A useful patent meant that the inventor could make a lot of money. In exchange for this governmental protection, the government published the patent __53___ , which had to provide enough information so that other people could understand the inventionthus adding to the general__54_technological knowledge. And at the end of the 14 years, anyone could use the invention for__55__.The idea behind the patent system was twofold: it would increase the amount of technology, by providing a way for people to make money out of new ideas, and it would make new technology widely available, by publicizing ideas that might ___56__ be kept as trade secrets.
A) license B) however C) accuse D) submit E) convenient
F) permission G) enable H) free I ) specifications J ) yield
K) issue L) charge M) available N) otherwise O) original
中考英语重要短语的用法及区别:not … until until
中考英语重要短语的用法及区别:whether if
中考英语重要短语的用法及区别:borrow lend
2016年中考英语词组辨析:leave/ forget
2016年中考英语词组辨析:message/ news
2016年中考英语词组辨析:one/ it
中考英语重要短语的用法及区别:finally at last in the end
中考英语重要短语的用法及区别:find look for find out
2016年中考英语词组辨析:like/ love/ be fond of
2016年中考英语语法知识考点总结:形容词
中考英语重要短语的用法及区别:among between
中考英语重要短语的用法及区别:alone lonely
中考英语重要短语的用法及区别:have sb. do
2016年中考英语词组辨析:meet / meet with
2016年中考英语语法知识考点总结:动词语态
中考英语重要短语的用法及区别:ago before
2016年中考英语词组辨析:like / as
中考英语重要短语的用法及区别:after in
2016年中考英语语法知识考点总结:不定式
中考英语重要短语的用法及区别:across cross through
中考英语重要短语的用法及区别:take care of look after
中考英语重要短语的用法及区别:besides except but
2016年中考英语词组辨析:neither/ none
2016年中考英语语法知识考点总结:动词
中考英语重要短语的用法及区别:look see watch
2016年中考英语语法知识考点总结:时态二
2016年中考英语词组辨析:mouse / rat
中考英语重要短语的用法及区别:begin start
中考英语重要短语的用法及区别:few little
2016年中考英语语法知识考点总结:副词
不限 |
英语教案 |
英语课件 |
英语试题 |
不限 |
不限 |
上册 |
下册 |
不限 |