DO ALL YOU CAN DO 的意思

DO ALL YOU CAN DO 的意思 do all you can do出自哪里?谁说的? life is a joke,all you can do is just only you,can do make all this world seem right. Is that all you can do for me? All I can do is Can you do what I can do? What______sports can you do? What can you do? you can do You Can Do It! what can you do? What can you do you can do you can do everything can you do this? you can do eventin! you can do it!