you should both know that he's a dead man.

问题描述:

you should both know that he's a dead man.
这里的dead作何解释
是both不是dead,打错了

you should both know that he's a dead man.
你们(两个人)都该知道他死了.
both 表示两者都.那为什么放在should的后面both是要放在should(情态动词)后面的