Gaining the knowledge environmental protection will help you to bee a qualified environmentalist.
A. addicted to
B. concerned about
C. related to
D. appealed to
网友回答
A. addicted to
B. concerned about
(答案→)C. related to
D. appealed to
解析：考查形容词短语：A. addicted to有瘾B. concerned about关心C. related to关于D. appealed to吸引，句意：获得和环境保护有关的知识可以帮助你成为合格的环境学家。选C。