A set of keys _____ on the table. Can you see _____ .
#56860
A
is, it
B
is, them
C
are, it
D
are, them
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I _________ $300 for the bike.
#62001
A
took
B
spent
C
cost
D
paid
—Do you know who invented Chinese chess?—Sorry. I don’t know. Let’s ______ the Internet ______ . 
#53268
A
search; find out it
B
to search; to find it out
C
to search; to find out it
D
search; to find it out