By the time he was 50, he had become        president of       company.
#9231
A
/, an
B
/, a
C
a, an
D
a, the
推荐题目
Great men never give up ___ difficulty.
#10338
A
in a face of
B
in face of the
C
in the face of
D
in the face of the
Everyone was out of _____ breath after they ran for so long _____ time.
#8170
A
不填; 不填
B
不填; the
C
a; the
D
不填; a