What helps make the Midwest America’s most important agricultural area?

admin2012-07-11  44

问题 What helps make the Midwest America’s most important agricultural area?

选项 A、The humid continental climate and plentiful rainfall.
B、The lowland with rich soil.
C、The long growing season.
D、All of the above.

答案D

解析
转载请注明原文地址:https://jikaoti.com/ti/3CjYFFFM
0

最新回复(0)