---Can you tell me something about metal ?---Metal        making machines and many other things . 
#59705
A
used to
B
is used for
C
is used as
D
is used to
推荐题目
It usually takes about ten minutes ____to school.
#58479
A
by bike
B
on a bike
C
to ride
D
ride
Ann is a top student in our school and she does well in her subjects.
#60399
A
is good to
B
is good at
C
is good for
D
is good with
He told the interviewer that he had run out of money to buy old bikes.
#52641
A
put away
B
turned off
C
taken out
D
used up
Don't _________too late, or you'll be tired during daytime.
#61969
A
get up
B
set up
C
stay up
D
show up