—Turn off the TV, Jack. _____ your homework now?— Mum, just ten more minutes, please. [ ]A. Should you be doingB. Shouldn't you be doingC. Couldn't you b— Do you know Henry didn't win that speech contest? — _____? I thought he would. He worked so hard on it. [ ]A. Do I B. Don't I C. Did he D. Didn't he— Won't you stay for the dinner tonight?—_____, much as I'd like to. [ ]A. Yes I can. B. No, I can't. C. Yes, I will. D. No, I won't. —Turn off the TV, Jack, _____ your homework now?— Mum, just ten more minutes, please. [ ]A. Should you be doingB. Shouldn't you be doing C. Couldn't you b-----His letter arrived a month ago. ______ to Peter?----- Yes. You know, I have been busy in preparing for the final exam all the time. [ ]A. Didn’t you w