Mr. Li is kind _________ us. But sometimes he is kind _______ serious.
#48076
A
to , of
B
with, to
C
of , to
D
to, with
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Books are made __________ paper while paper is mainly made __________ wood.
#50787
A
of; of
B
from; from
C
of; from
D
from; of
---________do you spend _English learning every day? ---For about an hour.
#50368
A
How long, in
B
How many times, on
C
How often, on
D
How long, on
-----______ are the students talking ______? ----- A policeman.
#49207
A
What, with
B
Who, for
C
Who, to
D
What, to
Thanks for ________ the secret ________ me.
#47260
A
keep, for
B
keeping, for
C
keep, at
D
keeping, to