Soil that is rich in organic matters __________. 查看
A.A.has had chemicals and fertilizers added to it
B.B.contains vegetable matter that has not been consumed
C.C.has been nourished by fertilizers
D.D.already contains large quantities of vitamins and minerals
- · 有4位网友选择 A,占比44.44%
- · 有4位网友选择 D,占比44.44%
- · 有1位网友选择 C,占比11.11%