单项选择题

It can be inferred from the passage that ______.

A．all the ideas "new" to us are actually old
B．some "new" ideas can make money without having to be commercialized
C．all "new" ideas first appeared in the form of a patent
D．some "new" ideas may not bring economic reward to their originators

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热门试题

单项选择题The new era of television is brought about by ______.

A．modern technologies
B．computer technologies
C．television technologies
D．the combination of TV and computer technologies

单项选择题The author of this passage is most probably ______.

A．American
B．British
C．Chinese
D．Australian

单项选择题From the passage we might get the hint that ______.

A．the future television will have advanced transmission techniques
B．there will be more types of television
C．the future television will be more entertaining
D．the future television will be more interactive

单项选择题At the very beginning, the author seems to suggest that ______.

A．America is still not an affluent county
B．America has not done enough for those underprivileged
C．some people do not uphold the stated principle
D．America has a wrong idea of welfare

单项选择题The author accuses the welfare officials of being ______.

A．selfish
B．egoistic
C．self-important
D．self-conscious