---How can I save the water?
---It’s easy. First, make sure the tap ____________ after using.
A.turns off | B.is turned off |
C.turns on | D.is turned on |
---How can I save the water?
---It’s easy. First, make sure the tap ____________ after using.
A.turns off | B.is turned off |
C.turns on | D.is turned on |