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 indef. art.一,任(某,每)一: a car 一輛汽車;an honest man 一個誠實(shí)的人;A horse is a useful animal.馬是有用的動物。 A Mr. Green wants to see you.有位叫格林的先生想見你。注意1.a 用在以輔音音素開頭的詞前,如: a man; a university 等;an 用在以元音音素開......(本文共 410 字) [閱讀本文] >>