---What a mess(杂乱)! Tony you should your things to keep the room clean.---OK Mum! I’ll

问题补充：

---What a mess(杂乱)! Tony, you should your things to keep the room clean.

---OK, Mum! I’ll do it at once.

A. put up

B. put on

C. put away

D. put out

答案：

A. put up

B. put on

(答案→)C. put away

D. put out

解析：A.提供；建造 B.穿上；上演 C.放好；抛弃 D. 熄灭；出版。句意：太乱了！托尼，你应该把东西放好，保持房间整洁。故选C。