It is _______ ill health that she is now not so active in the movement.
A. instead of B. in place of
C. thanks to D. in face of
It is _______ ill health that she is now not so active in the movement.
A. instead of B. in place of
C. thanks to D. in face of
解析：选C。考查短语辨析。thanks to因为，由于。此句用了强调句型It is. . . that. . . ，强调thanks to ill health。instead of代替，而不是……；in place of代替，取代；in face of面对。