I was really too busy with my homework and I couldn't help ____________ housework.
China’s player Wang Hao has retired, with the_____ of an Olympic single’s gold medal his only regret.
—So David wants to sell the house and move to New York.— ______. He has found a job there.
—I'll ask the teacher about the attributive clause. I'm very puzzled about it. —That's just __________ most of our classmates have doubt.
—Please sit down and have a break. You have been working on this machine nonstop for two hours. —No,thanks. __________.
—Would you mind my coming over and having a look at your new garden? My little son's curious about those roses you grow. —__________. You're welcome.