问题
选择题
— Thanks, Dr. Liu!
— _________________[ ]
A. Sure!
B. That's OK!
C. You are welcome.
答案
答案：C
搜题请搜索小程序“爱下问搜题”
— Thanks, Dr. Liu!
— _________________[ ]
A. Sure!
B. That's OK!
C. You are welcome.
答案：C