第16题: [单项选择]What is the passage mainly about A. The process of gradual memory loss. B. The causes of absent-mindedness. C. The impact of the environment on memory. D. A way of encoding and recalling. 参考答案:C 答案解析:[解析] 本题属于文章的主旨题。我们对比四个选项,看哪一个比较好。因为文章主要讲的是absent-mindedness,文章的第一段说主要原因是缺乏兴趣。因此,四个选项中最好的选项应当是C选项The