-I have finished the task . How about you? -We haven’t finished ours .A. yet; yetB. alread

问题补充：

-I have finished the task . How about you?

-We haven’t finished ours .

A. yet; yet

B. already; ever

C. before; already

D. already; yet

答案：

A. yet; yet

B. already; ever

C. before; already

(答案→)D. already; yet

解析：yet然而，还，已经，一般用于疑问及否定句中；already已经，早已；ever永远，曾经；before;以前。句意：我已经完成了这项任务。你呢？——我还没有完成我们的任务。结合语境可知选D。