问题
单项选择题
Sorry to have kept you waiting for so long.（）
A.Not at all
B.Don 't say so
C.I don't think so
D.It doesn't matter
答案
参考答案：D
搜题请搜索小程序“爱下问搜题”
Sorry to have kept you waiting for so long.（）
A.Not at all
B.Don 't say so
C.I don't think so
D.It doesn't matter
参考答案：D