How are you getting along with your studies?
—Not very well, ．
A. of course
B. I’m sure
C. I’m afraid
D. on the other hand
网友回答
A. of course
B. I’m sure
(答案→)C. I’m afraid
D. on the other hand
解析：考查交际用语。A当然；B我确信；C我担心…，恐怕…；D另一方面；句意：—你的学期情况怎么样？—恐怕不是很好。根据句意说明C正确。