We should _____ the power when our TV or computer is not used.
#52214
A
turn on
B
turn off   
C
turn up   
D
turn down
推荐题目
The train ________ here at 6 o’clock.
#54363
A
arrived
B
arrived to
C
arrived in
D
arrived at
-Do you have Jay’s CDs?-sorry,they are ______.But we’ll get some more next weekbecause they___.
#59621
A
sold well;are on sale
B
sold out;sell well
C
selling well;sell well
D
for sale;sell well