—I think students should be allowed to have mobile phones to call their parents.—! They ma

问题补充：

—I think students should be allowed to have mobile phones to call their parents.

—! They may play games in class.

A. I agree

B. I disagree

C. No problem

D. I hope so

答案：

A. I agree

(答案→)B. I disagree

C. No problem

D. I hope so

解析：I agree我同意；I disagree 我不同意；No problem没问题；I hope so希望如此。句意：我认为应该允许学生使用手机给他们的父母打电话。根据下文，他们可能在课堂上玩游戏。可知前文表示反对意见。故选B。