1、单选题   Why did the author take Albert Einstein and Roald Dahl for example?_____ A: To tell readers untidy desks can make you as famous as celebrities. B: To convince readers that untidiness is not all that bad. C: To inform readers of one way to success—untidy desks. D: To attract readers and show the author’s wide range of knowledge. 参考答案: B 本题解释:【答案】B。www.解析：根据题干关键词定位到第二段。根据最后一句instance, famous thinkers and writers such as Albert Einstein and Roald Dahl have been notorious for their untidy desks.可知，著名的思想家和作家如Albert Einstein和Roald Dahl都以桌面不整洁而闻名，因此桌面不整洁似乎也没什么不好的，下段第一句Messy desks may not be as detrimental as they appear to be也印证了这一说法，因此B项正确。A项“告诉读者不整洁的桌面会使你像名人一样有名”,C项“告诉读者有一条成功之路是不整洁的桌面”，都属于过度推断。D项“吸引读者，并显示作者的博学”，是主观臆断。     2、多选题  PM2.5(细颗粒物)这个大家原本很陌生的专有名词，因为20**