The result is very important.It is supposed ______ a secret between you and me.
#92451
A
to be kept
B
to keep
C
being kept
D
keeping
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He apologized for ______ to inform me of the change in the plan.
#97013
A
his being not able
B
him not to be able
C
his not being able
D
him to be not able
 When I got up early the next day , I found the air on the hill good ___________
#91976
A
breathe
B
to be breathed
C
to breathe
D
breathing