Be ----to close the windows before you leave.

Be ----to close the windows before you leave. Be s＿ to close the windows before you leave the classroom ---------(close)the windows before you leave the classrom. Don't forget to close all the windows before you leave the c Students__________ to close the windows before they leave th I____(close)the windows before I leave. Close the windows before you leave the classroom.为何Close用原型, R____ to close the windows when you leave. Could you be so kind as to close the windows? ___the windows before you leave the classroom. Remember to close the windows when you leave the office (改成同 member to close the windows when you leave the office (改成同义句