问题
单项选择题
中国近年来年平均淡水资源总量为28000亿立方米，居世界第六位。( )
A. In recent years, China's average annual amount of freshwater resources has been 2,800 billion cum, ranking sixth in the world.
B. In recent years, China's average annual amount of freshwater resources has been 2,8000 billion cum, ranking sixth in the world.
C. In recent years, China's average annual amount of freshwater resources has been 2,800 billion cum, ranked sixth in the world.
D. In recent years, China's average annual amount of freshwater sources has been 2,800 billion cum, ranking sixth in the world.
答案
参考答案：A
解析： “资源”是“resource”，“source”是“来源”，D项不正确。“billion”一词为“十亿”，所以“28000亿”应译作“2,800 billion”，B项不正确。分词做状语，主动态应用-ing形式，C项不正确。A为正确选项。