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【单选题】
下面选项中，对于专利权描述不正确的是( )。A.
专利是对发明授予的一种专利权利
B.
专利对专利权人的发明予以保护，所予保护在一段有限的时期内有效
C.
专利权是为了保护发明创造专利权，鼓励发明创造，有利于发明创造的推广应用，促进科学技术进步和创新
D.
专利权不属于知识产权范畴
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举一反三
【单选题】The plane _____________ its usual route.
A.
kept from
B.
deviated from
C.
precluded from
【单选题】( )5. Tom went to work early______. A. as usual B. than usual C. as usual as
A.
as usual
B.
than usual
C.
as usual as
【简答题】Many television viewers take him as their (favor)______ actor.
【简答题】A. groups B. audiences C. samples D. viewers
【单选题】The usual form of the denomination is a number, ________ preceded or followed by a currency symbol.
A.
necessarily
B.
compulsorily
C.
inevitably
D.
optionally
【简答题】设n阶方阵A与B相似，则必有 (A)λE-A=λE-B. (B)A与B有相同的特征值和相同的特征向量. (C)A和B都相似于同一个对角矩阵. (D)对任意常数t，tE-A与tE-B都相似. [ ]
【简答题】There are also viewers who argue that this will be harmful because ______ .
【单选题】How does the movie influence the viewers?
A.
It led the viewers into a deep thought.
B.
It was a laugh stock to the viewers.
C.
It agreed with the viewers' world view.
D.
It lightened the mood of the viewers and amused them.
【简答题】Part B Below is a graph showing the distribution in the number of film viewers and television watchers in a certain city. Look at the graph and write an essay of about 120 words reference to th...
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