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von Jess Thays Fuentes Sol
1. difference
1.1. When the word begins with a consonant you must use 'a'.
1.1.1. "An" is used when the word starts with a vowel sound.
2. examples
2.1. an Apple
2.1.1. a dog
1.1.1. "An" is used when the word starts with a vowel sound.
2.1.1. a dog