The rich only themselves in making money and had no eye for the needs and welfare of their workers.
A. devoted
B. occupied
C. enjoyed
D. concerned
网友回答
A. devoted
(答案→)B. occupied
C. enjoyed
D. concerned
解析：考查动词。本题考查短语occupy oneself in doing sth忙于做某事，根据句意选择B。