___the windows before you leave the classroom.
___the windows before you leave the classroom.
------the windows before you leave the classroom.(please),谢了
Close the windows before you leave the classroom.为何Close用原型,
Be s_ to close the windows before you leave the classroom
---------(close)the windows before you leave the classrom.
Remember ______(shut) all the windows before you leave
Be ----to close the windows before you leave.
_________turn off the lights before you leave the classroom?
Before you leave the classroom,please r____to close the wind
Before you leave the classroom,please ________the lights.
I____(close)the windows before I leave.
Before you leave the lab,the doors and windows _shut in case