his bother is ____English teacher in ____university in Nanjing A.an;an B.a;an C.an;a 选哪个?

问题描述:

his bother is ____English teacher in ____university in Nanjing A.an;an B.a;an C.an;a 选哪个?

C为什么??English中的E发的是元音,unversity的U发的是辅音