-- Do you think it's a good idea to make friends with your students?
-- , I do. I think it's a great idea.
A. Really
B. Obviously
C. Actually
D. Generally
网友回答
A. Really
B. Obviously
(答案→)C. Actually
D. Generally
解析：此处Really真的； Obviously显而易见地； Actually事实上； Generally一般情况下。句意：——你认为和学生交朋友是个好主意吗？——实际上，我同意。我认为那是个好主意。根据句意选C。