问题
选择题
Green organizations are trying to save rain forests that have been _____ by farmers.
A．created
B．ruined
C．threatened
D．protected
答案
答案：C
这题考查词义辨析：create创造，ruin毁了threaten威胁， protect保护，句意是：绿色组织正在拯救被农民威胁的雨林。选C。如果是毁了，就不能拯救了。所以B不对。