（）不是图像基本属性。
A.像素深度，真/伪彩色
B.图像的表示法和种类
C.分辨率
D.黑白
参考答案：D
— Have you been wasting time on computer games again?
— ___________. I've been studying a lot and I need a break. [ ]
A. No way
B. Not really
C. I don't agree
D. I couldn't agree more
—Why can your neighbor know so much about London?
—He ____ have been there before.
A．must
B．can
C．should
D．need
