第15题: [单项选择]Students requiring course materials should _______. A. buy them from the secretary B. buy them in the main hall C. register with the secretary D. go to the bookstore after 10 a. m. 参考答案:B 答案解析:[关键词语] bookstore,in the main hall
[详细解答] 此题要进行简单的推理判断。根据讲话内容学生要想得到课程所需资料途径有二:一是去图书馆借,二是去书店买,而书店就在大厅