We ___the floor and ___the windows.

问题描述:

We ___the floor and ___the windows.
A will mop;cleaned
B moped;have cleaned
C mopped;cleaned
D have mopped;cleaned
说下原因.
如果要表示我们已经做完卫生了,and前后都要有have吗

我觉得c跟d都可以的.
因为两个都是动词形态一致的.
题目不好.加个时间状语就好了.