题目：
— Can you buy me a birthday cake _____ the afternoon?
— Sorry, I am busy. I can do it _____ Sunday afternoon. [ ]
A. on, in
B. in, on
C. in, at
D. on, at
答案：
答案：B
— Can you buy me a birthday cake _____ the afternoon?
— Sorry, I am busy. I can do it _____ Sunday afternoon. [ ]
A. on, in
B. in, on
C. in, at
D. on, at
答案：B
