问题补充：
— Jack has spent an hour in the shoe shop．Hasn he decided which pair of shoes to buy?
— Maybe．Young as he is, he isabout his appearance．
A. special
B. curious
C. particular
D. confident
答案：
A. special
B. curious
(答案→)C. particular
D. confident
解析：形容词辨析。Special特别的；be curious about…对…感到好奇；be particular about...对…挑剔；be confident about…对…有信心；句意：—Jack在鞋店里花了一个小时，他还没有决定买哪一双鞋。—也许。尽管她很年轻，他对于他外形很挑剔的。根据句意说明C正确。
