题目

A man came home from work late，tired，to find his 5-ycar-old son waiting for him at the door． “Daddy，how much money do you make an hour?” “If you must know，I make $20 an hour．” “Oh，” the little boy replied，with his head down．He thought for a moment，looked up and said，“Daddy，could you lend me $10?” The father was furious．“If you asked for the money to buy a toy or some other rubbish，then go straight to your room and think about why you are being so selfish（自私的）!” The little boy went to his room and shut the door．After about an hour or s亚洲河流的流向反映了亚洲的地势特点是（　　） A、南高北低B、中部高、四周低C、东高西低D、四周高、中部低