问题描述:
Painting in _____ is one of their spare-time activities.
a.oil b.an oil c.oils d.the oil
请高手给我个确切的答案,再讲一下其中的语法知识,我将感激不尽!
a.oil b.an oil c.oils d.the oil
请高手给我个确切的答案,再讲一下其中的语法知识,我将感激不尽!
问题解答:
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