Try to spend your time just on the things you find .
A. worthing doing them
B. worth being done
C. worthy of being done
D. worthy to being done
网友回答
A. worthing doing them
B. worth being done
(答案→)C. worthy of being done
D. worthy to being done
解析： 考查短语：值得做某事，可表达为be worth doing,主动表被动，可也用be worthy of being done/be worthy to be done,从四个选项中可看出应选C。