问题
选择题
__Waiter,what about my food?I________for over 30 minutes.
__Oh,sorry,sir.Just one more minute,please.[ ]
A．have waited
B．was waiting
C．have been waiting
D．had waited
答案
答案：C
搜题请搜索小程序“爱下问搜题”
__Waiter,what about my food?I________for over 30 minutes.
__Oh,sorry,sir.Just one more minute,please.[ ]
A．have waited
B．was waiting
C．have been waiting
D．had waited
答案：C