Assuming he's still alive, how old would he be now?
假定他还活着，现在有多大年纪了？
I was glad to hear you're alive and well.
听说你健在我很高兴。
She's alive ─ her heart is still beating.
她没死——她的'心脏还在跳动。
They're working against time to try and get people out of the rubble alive.
他们正在争分夺秒工作，设法把人们从瓦砾中活着救出来。
What chance is there of anybody being found alive?
找到生还者的希望有多大？