【英语】We make it a rule that each of us ___ the bedroom one day a week.A.has cleaned B.have cleaned C,cleans D.clean
问题描述：
【英语】We make it a rule that each of us ___ the bedroom one day a week.
A.has cleaned B.have cleaned C,cleans D.clean
答
D.clean
虚拟语气,省略了should