第26题: [单项选择]Questions 27—30 are based on a report about generation gap. You now have 20 seconds to read Questions 27—30.Megan Della Selva, who has already traded e-mail messages with her mom just to say hi, is a ______ A. freshman. B. sophomore. C. junior. D. senior. 参考答案:B 答案解析:[听力原文]27-30 Megan Della Selva, a sophomore at George Washington University, has already traded