问题
选择题
As we know, England is ______ European country and Singapore is ______ Asian country.
A. an; an
B. an; a
C. a; a
D. a; an
答案
答案：D
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As we know, England is ______ European country and Singapore is ______ Asian country.
A. an; an
B. an; a
C. a; a
D. a; an
答案：D