—Allen your bedroom is in a mess.—Sorry Mum. I’ll my things at once.A. put onB. put awa

问题补充：

—Allen, your bedroom is in a mess.

—Sorry, Mum. I’ll my things at once.

A. put on

B. put away

C. put out

D. put up

答案：

A. put on

(答案→)B. put away

C. put out

D. put up

解析：考查动词短语的词义辨析。根据“in a mess”可知卧室乱七八糟，因此答语用put away“放好，收起来”，更符合情景。