---Have you finished your homework ?--Not .A. already yetB. yet alreadyC. yet

问题补充：

---Have you finished your homework ? ------- Not .

A. already , yet

B. yet , already

C. yet , yet

D. already already

答案：

A. already , yet

B. yet , already

(答案→)C. yet , yet

D. already already

解析：句意：你已经完成作业了吗？还没有。Already用于肯定句，而yet用于否定句或疑问句中。根据题干，本题故选C。