His brother always wears---uniform to school.A.a B.anC./D.the 正确答案是C uniform可数吗?什么情况下 uniform前面加冠词?“穿制服”是wear uniform 还是wear a uniform?为什么这道题不能加冠词呢?

问题描述:

His brother always wears---uniform to school.A.a B.anC./D.the 正确答案是C uniform可数吗?
什么情况下 uniform前面加冠词?
“穿制服”是wear uniform 还是wear a uniform?
为什么这道题不能加冠词呢?