— How is your sister?
— She quite good after the operation, but she is taking a turn for the worse today.
A. felt
B. feels
C. had felt
D. has been feeling
网友回答
(答案→)A. felt
B. feels
C. had felt
D. has been feeling
解析：句意：--你姐姐感觉怎样？--手术后她感觉很好，但是她今天变得更糟了。从but she is taking a turn for the worse today.可知感觉好是过去的事情，用一般过去式，所以选A。