I can't understand ( ) the boy alone last night. A.why she left. _英语解答

I can't understand ( ) the boy alone last night. A.why she left. B why did she leave
C why has she left.D why she has left

人气：113 ℃　时间：2020-04-06 20:17:54

解答

A讲讲好吗，谢谢啦！I CANNT UNDERSTAND +肯定句，排除B,CTHE BOY ALONE LAST NIGHT虽然last night是过去式，对于说话人来说属于已经发生的，完成的，所以选D.