In front of her was professor A,____of the physics department in the State University.A a head

问题描述:

In front of her was professor A,____of the physics department in the State University.A a head
B one head C head D an head 请问选哪个 为什么?

选C,head 、president等表头衔、职位的名词做同位语时前面常常省略冠词.