问题
选择题
We are _____ international school _____ children _____ 5-12. [ ]
A. a. of, at
B. an, for, of
C. an, of, for
答案
答案：B
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We are _____ international school _____ children _____ 5-12. [ ]
A. a. of, at
B. an, for, of
C. an, of, for
答案：B