We will never forget what happend ( )the afternoon of May 12,2008 A.in B.by C.at D.on 讲明原因

问题描述:

We will never forget what happend ( )the afternoon of May 12,2008 A.in B.by C.at D.on 讲明原因

是用at吧选c

D 具体某一天(上午/下午/晚上)用ON