The missing boys were last seen ______ near the river.
A. playing
B. play
C. to play
D. to playing
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______ is believing.
A. Seeing
B. To see
C. See
D. Seen
Jean did not have time to go to the concert last night because she was busy _______ for her examination.
A. being prepared
B. preparing
C. prepare
D. to prepare
I would appreciate ______ it a secret.
A. keep
B. to keep
C. your keeping
D. that you keep
How about the two of us ______ some tea in the garden?
A. to drink
B. drink
C. drinking
D. drank