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【单选题】
原图，右图是将灰度图转换为位图的结果，请问，当选择此命令后，在弹出的“位图”对话框中，选择下列哪个方法可以使左图变成右图的效果？（）A.
50%阈值
B.
图案仿色
C.
半调网屏
D.
自定图案
E.
扩散仿色
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反馈参考答案：
举一反三
【简答题】肾是生成尿的器官，( )、( )和( )则分别为输尿、贮尿和排尿的器官。
【简答题】完形填空。 I ran across an old photo of him-my pet dog-the other day, thinking of some old things. He's been dead for 25years. His name was Rex. 1 was his favorite recreation. He had so much 2 in the water...
【简答题】兔肾是生成尿的器官，输尿管、( )和尿道则分别为输尿、贮尿和排尿的器官。
【简答题】肾是生成尿的器官，输尿管、膀胱和( )则分别为输尿、贮尿和排尿的器官。
【简答题】-4的相反数是______；______是10的相反数；______的相反数是1.1；______和0互为相反数．
【简答题】肾是生成尿的器官，( )、膀胱和尿道则分别为输尿、贮尿和排尿的器官。
【单选题】3 6. If I( ) the challenges at that time, I might not have started my own business. A) would know B) have known C) had known D) will know
A.
1
B.
2
C.
3
D.
4
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