a man dies still if he has done nothing,as one who has done

无论一个人生前做过什么,或者什么都没做过,都一样会死.
用完成时是为了强调“做过”的“过”
as 有很多种含义
像...一样 He is as slow as a turtle.
Do exactly as I say!
I'll behave towards them as I would like to be treated.
作为……；以……而言 As a teacher, I must watch my tongue.

当……时候 All the guests turned around as he shouted.
因为,由于 The kids stay at home all this summer as they have too much homework to do.