问题补充:
---Have you finished doing the work?
---Not.
A. already;yet
B. already;already
C. yet;yet
D. yet;already
答案:
A. already;yet
B. already;already
(答案→)C. yet;yet
D. yet;already
解析:already和yet都表示已经,不同是already只用于肯定句,yet用于否定句和疑问句当中。结合语境可知上文是一般疑问句,下文是否定句,故选C。