用户不能在（）里创建文件或文件夹。
A.“开始”菜单
B.U盘
C.“控制面板”
D.“我的电脑”
参考答案：C
Jim has been looking for his dictionary for almost an hour, and Tracy forgot to tell him that David
________it ________2 hours ago.[ ]
A. took; away
B. took; in
C. took; over
D. took; on
数码摄影每张图片的横竖像素比为多少？（）
A.4：3
B.3：4
C.5：4
D.4：5
