We ________ an English contest this time yesterday.A.had B.were h_英语解答

We ________ an English contest this time yesterday.
A.had B.were having C.are having D.will have
选B,请问为什么不能选A?

人气：423 ℃　时间：2020-01-25 07:42:39

解答

this time 是具体时间,应该用过去进行时,如果去掉就光是yesterday就可以选A了