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--- How long each other before they married? --- For about a year. A. have they

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--- How long each other before they married? --- For about a year. A. have they

--- How long ____ each other before they _____married?

--- For about a year.

A. have they known; get  B. did they know; were going to get

C. did they know; are going to get  D. had they known; got

 

试题答案

D