He is ______ outstanding student from ______ university in America. 
#77185
A
a; a
B
a; an
C
an; a
D
an; an
推荐题目
My parents          getting up early on weekdays
#75393
A
used to
B
be used to
C
was used to
D
are used to
— Did you visit the museum today? — No. We ______ it, but we spent too much time shopping.     
#63436
A
could have visited
B
must have visited
C
may have visited
D
couldn’t have visited