English: A vs. An
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In English, there is an “indefinite” article a that can go before a word. For example, a raccoon . But for some words, we use an . For example, an apple .
摘要按规则整理自下方来源原文
In English, there is an “indefinite” article a that can go before a word. For example, a raccoon . But for some words, we use an . For example, an apple .
摘要按规则整理自下方来源原文