The man we followed suddenly stopped and looked as if ________ whether he was going in the right direction.
#89139
A
seeing
B
having seen
C
to see
D
to have seen
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Everyone has his or her advantages, and only _______ you do best can help to reach the goal and truly make a difference.
#91859
A
discovering what
B
discovering whose
C
by discovering what
D
by discovering which
Do let your mother know all the truth; she appears _________ everything.
#94481
A
to tell
B
to be told
C
to be telling
D
to have been told