— Have you ever worked as________volunteer during the COVID-19 pandemic(新冠疫情)? —Yes. It was ________...
2022-05-15 01:09:22 97次 贵州省黔东南州2020年中考英语试卷 单选题 反馈错误 加入收藏 正确率 : 100%
题目内容：
— Have you ever worked as________volunteer during the COVID-19 pandemic(新冠疫情)?
—Yes. It was ________unforgettable experience for me.
A.an; an B.an; a C.a; an D.a; a
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