We didn't know his telephone number, otherwise we ___ him.A. would have telephonedB. would telephoneC. must have telephonedD. had telephoned
问题描述:
We didn't know his telephone number, otherwise we ___ him.
A. would have telephoned
B. would telephone
C. must have telephoned
D. had telephoned
答
A啊,虚拟语气,主过去,从过去完成啊!