BEFORE YOU GO TO BED, PLEASE TURN …………. ALL THE LIGHTS.A. OFF B. I...

40. - 400 CAU TRAC NGHIEM GIUP ON TAP TIENG ANH LOP 9
400 CAU TRAC NGHIEM GIUP ON TAP TIENG ANH LOP 9
40. Before you go to bed, please turn …………. all the lights.a. off b. in c. on d. over