问题
选择题
— The floor is too dirty.
— I know. It _______ for weeks.
A．hasn’t cleaned
B．didn’t clean
C．hasn’t been cleaned
D．wasn’t cleaned
答案
答案：C
搜题请搜索小程序“爱下问搜题”
— The floor is too dirty.
— I know. It _______ for weeks.
A．hasn’t cleaned
B．didn’t clean
C．hasn’t been cleaned
D．wasn’t cleaned
答案：C