单选题
公共英语三级
2011-08-18
Food that is rich in organic matter＿＿＿．
A． has been nourished by fertilizers
B． contains vegetable matter that has not been consumed
C． has had chemicals and fertilizer added to it
D． contains large quantifies of vitamins
参考答案
B
答案解析
根据题意，确定答案在第二段第一句话“…vegetable…been grown in soil…rich in organic matter”，和第二句话“…the soft has been nourished by unused vegetable…”。
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