31. —How long_________each other before they_________married?—For about a year.A.have they known, ge

题目简介

31. —How long_________each other before they_________married?—For about a year.A.have they known, ge

题目详情


31. —How long_________each other before they_________married?
—For about a year.
A.have they known, getB.did they know, were going to get
C.do they know, are going to getD.had they known, got
题型:单选题难度:偏易来源:不详

答案

D

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