___________ MY SECRETARY IS AWAY AT PRESENT, I HAVE A GREAT MANY EX...

9. - DE KIEM TRA 60 TIENG ANH 12 UNIT 9 10 11 CO DAP AN
DE KIEM TRA 60 TIENG ANH 12 UNIT 9 10 11 CO DAP AN
9. ___________ my secretary is away at present, I have a great many extra letters to answer.A. After B. As C. When D. While