第14题: [单项选择]{{B}}Passage One
Questions 26 to 28 are based on the passage you have just heard.{{/B}} A. Professor Smith. B. A teaching assistant. C. A specialist in Chemistry. D. A university technician. 参考答案:C 答案解析:[听力原文] 26-28
Hi. My name is John Hilton. I’m your teaching assistant for Chemistry, Professor Sm