托业考试

【单选题】
What are they discussingA、colleague’s recent presentation
B．Changes to their break schedule

C、An upcoming academic event
D．Recently announced scientific findings

网考网参考答案：C
网考网解析：
[听力原文] 50-52 Questions 50～52 refer to the following conversation． 与参加讲座有关的对话 document.getElementById("warp").style.display="none"; document.getElementById("content").style.display="block"; 查看试题解析出处>>