如图所示,将源通道“红色”设置为“0”,RGB模式的图像将呈现什么效果?()
A.图像缺少红色
B.图像偏青色
C.图像变为灰色
D.图像呈现反相效果
参考答案:A, B
上颌义齿后堤区位于()
A.磨牙后垫
B.腭小凹前方
C.前颤动线之前
D.前后颤动线之间
E.后颤动线之后
I like this jacket better than that one, but it costs almost three times ________. [ ]
A. as much
B. as many
C. so much
D. so many