【 】Lily has —uncle and —aunt.A、a;a B、an;an C、an;a D、a;an

问题描述:

【 】Lily has —uncle and —aunt.A、a;a B、an;an C、an;a D、a;an
查了 都选An 为啥了?它不是元音因素开头啊.请您给讲讲.

B
因为uncle 与 aunt 这两个单词都是元音开头,故都是用an
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