问题
选择题
The tutor（导师）asked his students to leave a wide ________ when typing their essays.
A．border
B．column
C．surrounding
D．margin
答案
答案：D
margin页边空白；border边界；column栏目；surrounding周围。故D为正确答案。句意：导师要求学生在打印他们的论文时页边空的地方留宽一点。