组卷网 > 初中英语综合库 > 语法 > 冠词 > 不定冠词 > a/an的区别
题型:单项选择 难度:0.65 引用次数:2925 题号:10488095
— Have you ever worked as________volunteer during the COVID-19 pandemic(新冠疫情)?
—Yes. It was ________unforgettable experience for me.
A.an; anB.an; aC.a; anD.a; a
2020·贵州黔东南·中考真题 查看更多[18]

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