问题补充：
I don’t know for sure how many of you would like to settle here ---- it is a(n) of personal preference.
A. affair
B. event
C. matter
D. taste
答案：
A. affair
B. event
(答案→)C. matter
D. taste
解析：考察名词词义辨析。A事务（个人或者国家）；B重大事件；C麻烦事；（讨论、考虑等的）问题；D品味；句意：我不确信你们中有多少人要定居在这里。这是一个个人的偏爱的问题。根据句意说明C项正确。
