The money he has contributed in the past years to ______ the disabled is now considered to be of great value.
#89564
A
help
B
helping,
C
having helped
D
being helped
推荐题目
The poor man, ______, ran out of the dark cave. 
#88420
A
trembling and frightened
B
trembled and frightening
C
trembled and frightened
D
trembling and frightening
Always remember that your own decision        is more important than anything else.
#96361
A
to succeed
B
succeeding
C
having succeeded
D
succeeded