(2010江苏23)——why, Jack, you look so tired!
——Well, I _____the house and I must finish the work tomorrow.
A. was painting B. will be painting C. have painted D. have been painting
答案:D
解析:考查动词时态。我给房子上油漆一直进行到现在,而且到明天才会完成。所以用现在完成进行时。
句意:——杰克,你为什么看起来如此疲劳!——嗯,我一直在粉刷房子,我必须在明天完成这项工作。