--- Could I ask you something about your
题型：选择题
问题：
--- Could I ask you something about your family?
--- Sure, ________.[ ]
A. go ahead
B. pardon me
C. good idea
D. forget it
--- Could I ask you something about your family?
--- Sure, ________.[ ]
A. go ahead
B. pardon me
C. good idea
D. forget it