第20题: [单项选择]{{B}}Passage One
Questions 26 to 28 are based on the passage you have just heard.{{/B}} A. Getting help from others. B. Always trying new methods. C. Depending on modern machines. D. Trusting their own ideas. 参考答案:D 答案解析:[听力原文]
How do American farmers deal with problems
事实细节题 文中提到了美国农场主们往往独立解决问题,而不是求助于他人。