When farmers______their crops with chemicals, excess phosphorus can wash into ri

游客2024-01-02  25

问题 When farmers______their crops with chemicals, excess phosphorus can wash into rivers and lakes.

选项 A、fertile
B、fertilize
C、fertilization
D、fertility

答案 B

解析 The first clause needs a verb: fertilize.
转载请注明原文地址:https://tihaiku.com/zcyy/3328133.html
最新回复(0)