I am a League member. I volunteer my time ___________ others.
#48828
A
help
B
to help
C
helping
D
helped
推荐题目
Would you mind __ me how ___ the chemistry problem?
#48735
A
telling;to solve
B
telling;solve
C
to tell;to solve
D
to tell;solve
After the earthquake, many kind-hearted people did what they could ________ those who suffered from it.
#50367
A
help
B
helping
C
to help
D
helped
