Corruption is _______ problem in countries across the world, with developing countries often believed to be more serious, although there is no evidence to suggest this is _______case. 
#11233
A
a; the
B
the; a
C
不填; the
D
a; a
推荐题目
Had she __________ her promise, she would have made it at Beijing University.
#12141
A
looked up to
B
lived up to
C
kept pace with
D
come up with
 The children _____ more to her than anything else in the world.
#12607
A
possess
B
consume
C
matter
D
advocate
The teacher asked a very difficult question. It was Ted who finally ____ a good answer.
#13390
A
came up with 
B
kept up with
C
came up
D
caught up with