In organic farming, natural waste from a

问题选择题

In organic farming, natural waste from animals are made use of ________ the fields.

A．fertilizing

B．to fertilize

C．in fertilizing

D．to fertilized

答案

答案：B

考查短语：make use of sth to do 利用什么做某事，被动形式为sth be made use of to do ,某物被用来做某事，句意：在有机耕种中，动物的天然粪便被用来给田地施肥。所以选B。