Please remind me _____ the director at 10.
A: to seeing
B: seeing
C: to see
D: by seeing
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He seemed _______ the secret.
A: know
B: to know
C: knowing
D: known
It is unlikely ____ the world energy will last forever.
A: that
B: which
C: because
D: for
She was destined _____ a pianist.
A: to becoming
B: becoming
C: to become
D: becoming of
That doctor specializes _____ children's illnesses.
A: for
B: at
C: in
D: on