—Fire is very useful to human! —Yes, especially in winter a fire _____________warm.
#62971
A
used to keep
B
can be used to keep
C
is used to keeping
D
was used to keeping
推荐题目
David ______to come here and have supper with us today. I think he will come _______ a minute.
#56097
A
refused; for
B
forgot; in
C
promised; in
D
disagreed; for
Wild animals are losing their living areas because people ______ trees and forests.
#56020
A
cut off
B
cut down
C
cut out
D
cut away
The young man used to _____to work, but he is used to ______to work now.
#59230
A
drive, walking.
B
drove, walked.
C
drive, walks.
D
driving, walk