We believe governments will          a better way to solve the problem of water pollution.
#60380
A
take off
B
put off
C
come up with
D
catch up with
推荐题目
How long may I       the story books?
#59182
A
borrow
B
lend
C
buy
D
keep
---Who left the window _______? --- Sorry. I forgot _______it when I left yesterday.
#61917
A
opened; to close
B
open; to close
C
open; closing
D
opening; closing