1. It’s no use quarrelling (争吵)about it with him. 
2. Do not scold (责备)him, after all, he is only a child. 
3. Luckily, no one was seriously hurt (受伤的)in the accident. 
4. She has saved a large amount (数量)of money these years. 
5. He regretted (后悔)wasting so much time playing games on computer.