问题补充:
单选题Youwouldhavehelpedyourmotherdosomehousework.Butyou_______.A.don’tB.didn’tC.wouldn’tD.weren’t
答案:
B解析would have done 表示与过去事实相反的假设,连词but引出一个过去的事实。故此处用一般过去时,完整的句子为But you didn’t helped your mother do some housework
时间:2018-10-15 11:48:55
单选题Youwouldhavehelpedyourmotherdosomehousework.Butyou_______.A.don’tB.didn’tC.wouldn’tD.weren’t
B解析would have done 表示与过去事实相反的假设,连词but引出一个过去的事实。故此处用一般过去时,完整的句子为But you didn’t helped your mother do some housework