During the Spring Festival, the police are ______ the public safety. A．getting through B．working out...
2022-12-19 19:25:28 117次 2015届宁夏高一上学期期末考试英语试卷（解析版） 单项填空 反馈错误 加入收藏 正确率 : 100%
题目内容：
During the Spring Festival, the police are ______ the
public safety.
A．getting
through B．working out C．watching over D．looking into
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