问题
选择题
There is ______ European wolf and ______ Asian elephant. [ ]
A. an; an
B. a; an
C. a; a
D. an; a
答案
答案：B
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There is ______ European wolf and ______ Asian elephant. [ ]
A. an; an
B. a; an
C. a; a
D. an; a
答案：B