Question

---- 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

Answer 1

 C

句意：“你认为和你的学生交朋友是个好主意吗？”，“我认为是个好主意”。由下句的肯定回答可知赞同对方的观点，所以用C. Actually 。