问题
Mr. Wang, could you tell me ______—Usually at the Dragon Boat Festival.
A:how people eat Zongzi
B:how do people eat Zongzi
C:when people eat Zongzi
D:when do people eat Zongzi;
B:how do people eat Zongzi
C:when people eat Zongzi
D:when do people eat Zongzi;
正确答案是：
