–Why Jack you look so tired!Well I the house and I must finish the work tomorrow.A.

问题补充：

–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：

A. was painting

B. will be painting

C. have painted

(答案→)D. have been painting

解析：考查时态。句意：—Jack，为什么你看上去如此疲惫。—好的。我一直在粉刷房子。明天我一定要结束这份工作。故D正确。