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【单选题】
将函数y=sin2x的图像上所有的点向右平行移动 个单位长度,再把所得各点的横坐标缩短到原来的 倍(纵坐标不变),则所得函数的图象(  )
A.
关于点 对称
B.
关于直线 对称
C.
关于点 对称
D.
关于直线 对称
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举一反三
【多选题】基于公共利益平衡的考虑,对知识产权的权利内容及权利行使要给予台理的限制。为此,我国《专利法》中就规定了专利实施强制许可制度,根据该规定,下列说法不正确的是:( )
A.
甲公司于2004 年6 月1 日获得一项外观设计专利后,具备实施该专利条件的乙公司以合理条件请求实施专利许可,甲公司一直未予以许可。2004 年7 月10 日,乙公司向专利局提出强制许可申请,专利局可以给予实施该专利的许可
B.
甲公司取得一项实用新型专利,并取得了实施乙公司用新型专利的从属专利强制许可。如果乙公司提出申请,专利局可以给予乙公司实施甲公司该实用新型专利的强制许可
C.
取得实施专利许可的单位或者个人不享有独占的实施权,但是可以允许他人实施该专利并且收取合理的使用费
D.
专利权人对专利局实施强制许可的决定不服的,可以向专利复审委员会要求复审,该复审是终局性的
【单选题】_____ I cannot understand is _____ she wants to resign her present job.
A.
What; why
B.
Which; how
C.
That; why
D.
What; which
【判断题】化学反应的活化能越大,其反应速率越快。
A.
正确
B.
错误
【单选题】______, I've never seen anyone who's as capable as Kate. [     ]
A.
As long as I have travelled
B.
Now that I have travelled so much
C.
As I have travelled much
D.
Much as I have travelled
【判断题】化学反应的活化能越大,在一定条件下其反应速率越快。
A.
正确
B.
错误
【单选题】-- I could hardly understand what the foreigner said just now. -- ______, even though I have learned English for two years. [     ]
A.
So could I
B.
Neither could I
C.
So couldn't I
D.
Hardly could I
【单选题】. ---You were brave enough to raise objections at the meeting.  ---Well, now I regret  ___________    that.
A.
to do
B.
to be doing
C.
to have done
D.
having done
【单选题】I (not understand) what he said just now.
A.
don't understand
B.
didn't understand
C.
hasn't understood
D.
haven't understood
【单选题】.________, I have never seen anyone who’s as capable as John.
A.
As long as I have traveled
B.
Now that I have traveled too much
C.
Much as I have traveled
D.
As I have traveled too much
【判断题】化学反应的活化能越大,在一定的条件下其反应速率越快。
A.
正确
B.
错误
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