Most of the sandstorms that had swept China last year originated from foreign land, a Chinese offici

15. In a magazine,the passage may be found in the column of                .
A. entertainment B. health
C. education D. environment
【答案】12. B    13. C    14. A    15. D
【解析】
这是一篇说明文。文章介绍了去年席卷中国的沙尘暴大多来自国外的事实，并介绍了我国目前土地荒漠化及沙地现状。
【12题详解】
词义猜测题。根据第四段关键句“and the area of sandy land has also been falling by 1,284 sq.km a year.”可知，沙地面积每年也在减少1284平方公里，根据句中关键词and和also可知，本句与上句是并列关系，可推断出上句中提到的The land suffering from desertification（沙漠化土地）也应该是每年减少了7585平方公里。Going down意为“下降”，符合语境。故选B项。
【13题详解】
细节理解题。根据第一段关键句“Most of the sandstorms that had swept China last year originated from foreign land, a Chinese official in charge of desertification control said Monday.”可知，席卷中国的沙尘暴大多来自国外。故选C项。
【14题详解】
细节理解题。根据第三段关键句“China also suffers from sandstorms from outside the country while being blamed as a sand source to northeast Asia.”可知，中国被指责为东北亚的沙源。故选A项。
【15题详解】
推理判断题。本题需要判断文章出处，A．entertainment娱乐；B．health健康；C．education教育；D．environment环境。根据第一段关键句“Most of the sandstorms that had swept China last year originated from foreign land, a Chinese official in charge of desertification control said Monday.”可知，文章介绍了去年席卷中国的沙尘暴大多来自国外的事实。再根据最后一段关键句“Currently, the desertification land in China makes up 2.64 million sq.km, accounting for 27.46 percent of the nation’s land”可知文章介绍了我国目前土地荒漠化及沙地现状，而土地荒漠化及沙地现象都与环境有关，所以本篇文章应该出现在杂志中的环境专栏。故选D项。