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【单选题】
下面对图层蒙版的显示、关闭和删除操作描述正确的是（）。A.
图层蒙版可以通过图层面板中的删除按进行删除
B.
图层蒙版创建后就不能被删除
C.
图层蒙版可以通过执行“停用图层蒙版”命令暂时关闭
D.
按Alt键的同时单击图层面板中的图层蒙版图标就可关闭蒙版使之不在图像中显示
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皮皮学刷刷变学霸
举一反三
【单选题】The enclosures of the 17th and 18th centuries meant that
A.
people had to do the productive work at home
B.
people were forced to look elsewhere for means of supporting themselves
C.
people were able to be dependent on their land
D.
people were badly paid for the work they managed to find
【单选题】下面（ ）是ftp服务器的地址。
A.
ftp://192.168.113.23
B.
http://192.163.113.23
C.
www.sina.com.cn
D.
c:\windows
【单选题】下面( )是ftp服务器的地址。
A.
www.sincom.cn
B.
c:\windows
C.
http://192.163.113.23
D.
ftp://192.168.113.23
【单选题】下面 是ftp服务器的地址。
A.
http//192.163.113.23
B.
ftp://192.168.1.23
C.
www.sina.com.cn
D.
c\windows
【单选题】From the 11th through the 13th centuries,medieval_____varied according to the social standing of the people.
A.
clothing
B.
cloth
C.
clothes
D.
cloths
【单选题】On the 15th day of the 8th lunar month, the moon becomes round, which the reunion of people.
A.
requires
B.
signifies
C.
enriches
【简答题】2011 is a special year to all the people in Shenzhen. The 26 th World Universiade will be held in the city from August 12 th to 23 rd . As we all know, “Start Here” is the slogan of this great . ...
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