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【单选题】
下面关于视图的描述错误的是()。
A.
远程视图是利用远程服务器中的数据建立的视图
B.
视图是数据库的一部分,只能依托数据库而存在
C.
视图也像数据表一样在实际存储器中存放着相应的字段、记录等数据实体
D.
视图不仅具有查询的功能,还可修改记录数据并使源表随之更新
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【多选题】选择逆光位置时要注意:( )
A.
考虑主光的位置
B.
控制人物的动作
C.
充分考虑景别
D.
控制照度
【简答题】When I was in high school, I wasn ’ t good at my schoolwork at the beginning. 1 I really wanted to go to college. I went to talk with my teacher. He told 2 that there might be no chance for me to go t...
【简答题】What is the man concerned about?
【简答题】What will the man do?A. Go to a doctor. B. Go to work. C. Stayin bed and keep warm.
【简答题】T he nightmare was always the same. I was in a strange house into which some strange _______ ______ __ _me. I started to climb some very _____ __ __ stairs and suddenly fell. W hen I was at the ______...
【单选题】_______ foolish they were! They believed what the man said. A. How B. How an C. What D. What an
A.
How
B.
How an
C.
What
D.
What an
【单选题】What does the man want?
A.
The site layouts.
B.
The feasibility study.
C.
Letter of application.
【单选题】What is the man going to do?
A.
Do some shopping.
B.
Give the woman a ride.
C.
Make breakfast.
【简答题】小张有台高价值的数码单反相机,要寄给外省的同学,最好使用( )业务。
【简答题】混悬剂的制备方法有、。
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