A-A+
How can the group carry out their studies？A．By
问题详情
How can the group carry out their studies？
A．By using satellite images, maps, etc.
B．By studying specific farming methods.
C．By studying the variation of human population.
D．By analyzing the quality of crops.
参考答案
正确答案：A
解析：“The groups used satellite images，maps and modern equipment to study the effect of agriculture on the environment．”答案同样一目了然。
