Some of this heat near the earth’s surface _________ make electricity.
#76837
A
is used for
B
is used to
C
gets used to
D
used to
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We must keep our room clean. Dirt and disease go _____, you know.
#82458
A
from time to time
B
hand in hand
C
step by step
D
one after another
Great changes _______ in our hometown since 1980
#65794
A
took place
B
have happened
C
has been taken place
D
have taken place
The experiment __      to be          .
#76001
A
turned out; greatly success
B
turned out; a great success
C
turned out; greatly successful
D
turned up; great success