小题1:Why did you keep ________(沉默) at the meeting? We need your suggestions!

小题2:Kangkang’s father is going to Shanghai on _________. (出差)

小题3:The trees have a great _______ (影响) on the climate.

小题4: He has ________ (成功)in winning the first prize in the game recently.

小题5: This is my personal ________（经历）. What about yours?

小题6:There is no doubt that Diaoyu Island _________(属于)to China.

小题7:Thank you for ________(邀请) me to go on holiday with you.

某收藏家购得某著名画家年轻时习作一幅。后来该收藏家在某学院举办了一次个人藏画展览。此期间恰遇该画家来学院讲学。见到该画后认为不能代表自己的水平，要求收藏家撇下该画，但收藏家不同意。画家认为收藏家侵犯了其著作权。对此下列叙述正确的是哪项( )

A．收藏家行为属侵权，因为画家对此画享有著作权

B．收藏家行为属侵权，展览美术原件须经著作权人同意

C．收藏家行为不属侵权，展览作品原件不需经著作权人同意

D．收藏家的行为不属侵权，因为著作权人享有的经济权利已随作品原件所有权移转而移转