第15题: [单项选择]Why wasn’t the author in school yesterday A. My grandfather is still taking care of the house. B. My grandfather is not a very good cook. C. My grandparents are still working. 参考答案:C 答案解析:[精解] 听力推理题。[A]选项表示外祖父照看家里,该原文说"My grandmother is still taking care of the house.",意思是外祖母照看家里,这是干扰项;[