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【多选题】
下列哪项可以减淡阴影( )A.
在光线的反方向放一张白纸或反光板
B.
在不同位置增加光源
C.
试用不同色彩的光源
D.
调整感光度
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反馈参考答案：
举一反三
【单选题】Digital computer is controlled by internally stored programs and(66) of using common storage for all or part of a program and also for all or part of the data necessary for the execution of the progra...
A.
qualified
B.
competent
C.
capable
D.
able
【单选题】The digital revolution in consumer electronics, including personal computer gadgets, began to gain momentum in 1998, and is expected to take a stronger hold of the market this year (1999). In 1998 the...
A.
The digital revolution began in U.S..
B.
Gadget products are welcomed by everyone.
C.
The digital gadgets are expected to take a stronger hold of the market this year.
D.
Only scientists are aware of the advantages of the digital products.
【简答题】The flash memory devices that digital cameras use to transfer the data to a computer include SmartMedia cards, CompactFlash cards and______.
【判断题】技术动作结构分析: 头顶球技术是由以下四个环节组成,其中每一环节又由它的作用、目的等要素组成。 (1)移动选位 (2)身体摆动 (3)头触球 (4)触球后的身体平衡 判断题: 145、头顶球是指运动员有目的地将球击向对方球门的动作。
A.
正确
B.
错误
【单选题】The computer system is meant to provide students with quick and easy ______ to the digital resources of the library.
A.
access
B.
passage
C.
way
D.
passport
【简答题】digital computer
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