问题
选择题
What do you often do _______ Sunday morning?
A.at
B.on
C.in
D./
答案
答案:B
题目分析:句意:你经常在周日上午做什么?,在周几,或周几的上下午,用on.故选B
What do you often do _______ Sunday morning?
A.at
B.on
C.in
D./
答案:B
题目分析:句意:你经常在周日上午做什么?,在周几,或周几的上下午,用on.故选B