He is ________on rock music.
A. cool
B. hot
C. mild
D. warm
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The whole ________is now living together, and grandfather manages the entire________.
A. family; household
B. household; family
C. house; home
D. house; family
He is determined to finish the paper ________long it takes.
A. however
B. whenever
C. whoever
D. whatever
There are ________hundreds of people on the playground.
A. a lot
B. one
C. /
D. many
He has a ________for challenge.
A. hunger
B. hang
C. hurry
D. hunt