The secretary worked late into the night, ________ a long speech for the president.
#88372
A
to prepare
B
preparing
C
prepared
D
was preparing
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When this happens, he smiles and nods, ____ that everything is fine.
#92454
A
indicated
B
indicating
C
to indicate
D
indicate
Do you know the trouble he had _____ the work?
#92991
A
on finishing
B
to finish
C
having finishing
D
finishing