SINCE……,I HAVE HEARD NOTHING FROM HIM.A-HE HAD LEFT B-HE LEFT C-HE...

37- - BAI TAP TRAC NGHIEM VE THI TRONG TIENG ANH
BAI TAP TRAC NGHIEM VE THI TRONG TIENG ANH
37-Since……,I have heard nothing from him.A-he had left B-he left C-he has left D-he was left