问题补充:
our hometown is only a small one, the number of foreigners living and working here is growing fast.
A. Because
B. Although
C. Since
D. If
答案:
A. Because
(答案→)B. Although
C. Since
D. If
解析:词义辨析。Because因为;Although尽管;Since自从,因为;If是否,如果。句意:尽管我们家乡很小,但是在这生活和工作的外国人增长很快。所以选B。