Our motherland China celebrated her 60th birthday （） October 1st,2009.选项见详细描述A.in B.at C.on

分类: 作业答案 • 2021-12-20 07:14:03

问题描述：

Our motherland China celebrated her 60th birthday （） October 1st,2009.选项见详细描述
A.in B.at C.on

答

C具体时期前用介词on