Books are made __________ paper while paper is mainly made __________ wood.
#50787
A
of; of
B
from; from
C
of; from
D
from; of
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I am looking after little Tom today. He’s been in my house _________ 8:00 this morning.
#45997
A
at
B
since
C
for
D
till
I like flowers. I hope to study at a school ____many flowers and trees in it.
#49852
A
in
B
with
C
on
D
by
