问题
选择题
A mobile phone is never allowed into the classroom during the school time, ______?[ ]
A. hasn't it
B. has it
C. is it
D. isn't it
答案
答案：C
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A mobile phone is never allowed into the classroom during the school time, ______?[ ]
A. hasn't it
B. has it
C. is it
D. isn't it
答案：C