问题补充:
The editor-in chief asked me to write an article for him, about AIDS patients in China.
A. that
B. one
C. it
D. this
答案:
A. that
(答案→)B. one
C. it
D. this
解析:
试题分析: 句意:——主编让我为他写一篇文章,一篇关于中国AIDS病人的文章。由结构可知此处是同位语,解释说明an article的内容,四个选项中只有one可以做同位语,选B。