—What a nice picture！But it is too small.

—I'm glad you like it. I'll ask a photographer to________it.[ ]

A. improve  

B. reduce

C. enlarge  

D. appreciate

在Windows98中，文件或文件夹的（）属性不能被用户修改。

A.存档

B.隐藏

C.系统

D.只读