Every one of us watched the grand military parade (阅兵) on TV to celebrate PRC’s 70th birthday ______...
2022-09-15 05:15:42 170次 上海市南校2019-2020学年七年级（五四学制）上学期期末英语试卷 单选题 反馈错误 加入收藏 正确率 : 100%
题目内容：
Every one of us watched the grand military parade (阅兵) on TV to celebrate PRC’s 70th birthday ________ October 1, 2019.
A.on B.in C.at D.to
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