D-1：dead and buried 时过境迁
A：I met David at the post office yesterday.
A：昨天我在邮局遇到了大卫。
B:Never mention him anymore.
B：别提他了。
A:After all he is your friend.
A:毕竟他是你的朋友。
B:It is dead and buried.
B：那是过去的事了。
