Simon made a big bamboo box _______ the little sick bird till it could fly.
#93957
A
keep
B
kept
C
keeping
D
to keep
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  Badminton is a _____ by an Englishman.
#97369
A
game invented
B
play invented
C
match inventing
D
match invented
Time should be made full use of _________ ourselves.
#96584
A
improving
B
to improve
C
for improving
D
improve
Victor apologized for ________ to inform me of the change in the plan.
#90065
A
his being not able
B
him not to able
C
his not being able
D
him to be not able