There are a large number of plants existing on earth, however, very little was made of them to feed us.
A. cost
B. value
C. use
D. matter
网友回答
A. cost
B. value
(答案→)C. use
D. matter
解析：
试题分析:考查名词辨析。A花费；B价值；C用途；D物质，事情。此处是固定短语make use of “利用”的被动形式，答案选C。句意：地球上有大量的植物，然而它们很少被利用去提供给我们食物。