You’d better spend your time just on the things you find .A. worth doing them　　　B. worth b

问题补充：

You’d better spend your time just on the things you find .

A. worth doing them

B. worth being done

C. worthy of doing them

D. worthy of being done

答案：

A. worth doing them

B. worth being done

C. worthy of doing them

(答案→)D. worthy of being done

解析：考查固定词组。Sth be worth doing；sth be worthy of being done/to be done; 某事值得被做;