He feels that his health owing to a long walk every other day. 　A. is improving; taking　

问题补充：

He feels that his health owing to a long walk every other day.

A. is improving; taking

B. has been improved; being taken

C. improved; taken

D. is improving; have taken

答案：

(答案→)A. is improving; taking

B. has been improved; being taken

C. improved; taken

D. is improving; have taken

解析：可联系答.案.网客服索取。