I met my brother yesterday ,whom I ( )him since he left homeA.have not seen B.had not seen C.did not see D.do not see

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I met my brother yesterday ,whom I ( )him since he left homeA.have not seen B.had not seen C.did not see D.do not see

I met my brother yesterday ,whom I ( )him since he left homeA.have not seen B.had not seen C.did not see D.do not see
I met my brother yesterday ,whom I ( )him since he left home
A.have not seen B.had not seen C.did not see D.do not see

I met my brother yesterday ,whom I ( )him since he left homeA.have not seen B.had not seen C.did not see D.do not see
B 从他离家到昨天为止,since是完成时标志,前面又是过去式,所以选B过去完成时