2018年解放军士兵考军校-英语162

 {00}Rice is grown ________ the farm ________ the south of the United States． 

A.on; in
B.in; on
C.in; in
D.on; on

解析：在农场用on，在什么方位用in。

本题选A。

{00}Farmers can increase their corn crops three times simply _________ watering their fields．
A.through
B.with
C.by
D.in

解析：by doing…表示方式，"通过做……"。

本题选C。