Remember to ________ the lights before you leave the classroom.
#54459
A
turn off
B
turn on
C
turn up
D
turn down
推荐题目
Don’t let them          you.   
#53960
A
get up
B
get over
C
get to
D
get off
 ---How much difficulty did you have________________ this problem? ---_____________. It's quite easy.
#53487
A
to solve, Nothing
B
solving; None
C
to solve, None
D
solving; Nothing
Don’t ________ away the dirty coat before________ me a clean one.
#62111
A
taking, bringing,
B
bringing, taking
C
take, bringing
D
bring, taking