Question

Every student must wear------unform in school. A./ B.a c.an D.the

选哪个，理由是啥

Answer 1

Every student must wear------unform in school.
A./ B.a c.an D.the
选项是B
uniform是可数名词，意思是：“制服”。其读音是[ˈju:nifɔ:m] [美][ˈjunəˌfɔrm]，在【辅音】前面的不定冠词用a。

追问

穿一件校服？还是穿校服？

追答

因为【Every student是单数】，所以，【Every student只能“穿一件制服”】。