He has two sons. One is a doctor, ____ is a student. He is now studying at ___ university.
#41425
A
another; a
B
the other; an
C
the other; a
D
another; an
推荐题目
There is ______ eraser on the desk..
#40614
A
a
B
an
C
the
D
/
No one knows ______ the task will last. What a pity!
#43170
A
how long
B
how often
C
how far
D
how much