问题
选择题
— Can I help you, madam?
— No, thank you. I _____ now. [ ]
A. have been served
B. have served
C. am being served
D. am serving
答案
答案：C
搜题请搜索小程序“爱下问搜题”
— Can I help you, madam?
— No, thank you. I _____ now. [ ]
A. have been served
B. have served
C. am being served
D. am serving
答案：C