问题描述：
一Are you a student or a teacher?一(） A.Yes,
一Are you a student or a teacher?
一(）
A.Yes,I am
B.No,I am not
C.I’m a student
一Are you a student or a teacher?
一(）
A.Yes,I am
B.No,I am not
C.I’m a student
问题解答：
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