Li Hua offered to devote all she could ___ her written English with our mid-exam______ .
#90421
A
improve, to come
B
improve, comes
C
to improving, come
D
to improving, coming
推荐题目
We hope your suggestion will contribute __________ the problem. 
#88240
A
to solving
B
to solve
C
of solving
D
solved
We finished the run in less than half the time _________.
#97914
A
allowing
B
to allow  
C
allowed
D
allows