He feels it his duty ____ others.
#98689
A
to help
B
to be coming
C
help
D
helped
推荐题目
 I _______ that the job has been filled.
#96610
A
regret to say
B
regret saying
C
regret to have said
D
regret said
His words were very ______. Everyone got _____ at the bright future described in his speech.
#96085
A
exciting…exciting
B
excited…exciting
C
exciting…excited
D
excited…excited
I apologized for ____ to tell you when and where the meeting will be held in advance. ----That’s all right. 
#97878
A
my being not able
B
me not to be able
C
my not being able
D
me to be not able