Yourclassroomissodirty.Everyoneshouldkeepit         .A....

问题详情：

Your classroom is so dirty. Everyone should keep it          .

A. dry            B. open                 C. clean                 D. quiet

【回答】

C  clean作形容词，意为“干净的”，与dirty反义。

知识点：相似 相近词比较

题型：选择题