问题

He is ______ outstanding student from ______ university in America.
A:a; a
B:a; an
C:an; a
D:an; an
B:a; an
C:an; a
D:an; an
正确答案是:
同类题型
This school is different______ others. It has many out-of-class activities.[ ]
My parents will go to Mount Emei for ____ holiday. –That means you will have to be at home by _____.
We seldom dined out so we could save money _____ cooking our own meals. [ ]
If you don’t keep your words all the time , your best friends won’tyou any more .
On the top of the hill ______ an ancient tower with a history of more than 1, 000 years.