第12题: [单项选择]A. A bandleader. C. An early settler of Santa Catalina. B. A wealthy businessman. D. A baseball player from Chicago. 参考答案:B 答案解析:[听力原文] Who was William Wrigley Jr.
第28题: [单项选择]Two buses are 515 miles apart. At 9:30 a. m., they start traveling toward each other at rates of 48 and 55 miles per hour. At what time will they pass each other A. 1:30 p.m. B. 2:00 p.m. C. 2:30 p.m. D. 3:00 p.m. E. 3:30 p. m. 参考答案:C