________ in his book, he didn't notice me ________ I entered the room.
_______ I always felt I would pass the exam, I never thought I would get an A.A. While B. Once C. If D. Until
—Would you rather________ there tomorrow?—No. I’d rather he________ there instead of me.
—Are you worried about her safety?—Just ________.She isn't alone.
Though ______money ,his parents managed to send him to a key university.
— Who should be responsible for the accident?— The boss, not the workers. They just carried out the order ______.