第5题: [单项选择]The majority of farmers in the Rhone Valley ______. A. do the great part of the farm work in the valley B. work in factories in the valley and travel from their farms in the mountains daily C. work long hours a day D. work at some other jobs besides farm work 参考答案:B 答案解析:[解析] 第三段第四句提到:住在Rhone山谷的农民中有4/5从其山间农场往返于山谷中的一些大工厂。因此选B。