Smart phones ______ in the classroom. A. aren't allowed B. aren't allowing C. allow D. is allowed
2022-11-23 00:46:11 148次 2016年初中毕业升学考试（黑龙江大庆卷）英语（解析版） 单项填空 反馈错误 加入收藏 正确率 : 100%
题目内容：
Smart phones ______ in the classroom.
A. aren't allowed B. aren't allowing
C. allow D. is allowed
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