get down on his knees为什么是用on 不能用with ,

get down on his knees为什么是用on 不能用with , let him get down on his knees.(fy) get down on one’s knees造句 Was that ou Daddy on his knees,with tears running down,promi get down;get on with;get on on ones knees 为什么用on Down On My Knees 歌词 Then he went down on the ground on his hands and knees 在his he was seated,with his eyes fixed on the gound.为什么不能用fixing 翻译：“Get down on your knees,”said the Genie,“for I am going t I get down on my knees and prevent to pray…这句话什么意思? so low that one must get down on one's hands and knees and c