Ryan Best，president of Future Farmers of America，has been living out of a suitcase，traveling the country and visiting with high school students about careers in agriculture.The 21­year­old Best hopes his message—that this is a new time in agriculture—will motivate the next generation to_turn_around_the_statistics.“Never before have we had the innovations(创新)in technology which have led to agriculture in this country being the most efficient it has ever been，”he said.“There’s really a place for everybody to fit in.”

　　36．What is the new challenge to American agriculture?

　　A．Fewer and older farmers.

　　B．Higher fuel prices.

　　C．More natural disasters.

　　D．Lower agricultural output.

　　解析：细节理解题。根据第一段第2句可知B、C、D三项均为往常的困难，而The country’s farmers are getting older，and there are fewer people standing in line to take their place.一句说明新的困难是农民老龄化而且缺乏后备军。

　　答案：A

　　37．Why is Merrigan visiting universities across the country?

　　A．To draw federal agriculture officials’attention.

　　B．To select qualified agriculture graduates.

　　C．To clarify a recent blog posting.

　　D．To talk more students into farming careers.

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