问题
选择题
Li Ming is _____ English teacher. Zhang Jun isn't _____ teacher. [ ]
A. an, a
B. a, an
C. an, an
答案
答案：A
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Li Ming is _____ English teacher. Zhang Jun isn't _____ teacher. [ ]
A. an, a
B. a, an
C. an, an
答案：A
