【题目】听一段材料，回答以下小题。
【1】According to the man, who discovered America?
A. The Spanish. B. Columbus. C. The Native Americans.
【2】What is the probable relationship between the speakers?
A. Teacher and student. B. Mother and son. C. Friends.
在线课程【答案】
【1】C
【2】B
【解析】
此题为听力题，解析略。
【1】此题为听力题，解析略。
【2】此题为听力题，解析略。