Posts by Correção Gratuita
100 Common English Usage Problems
1. a, an
The article a is
100 Common English Usage Problems 1. a, an The article a is used before consonant sounds, and the article an before vowel sounds. Words beginning wit...
100 Common English Usage Problems 1. a, an The article a is used before consonant sounds, and the article an before vowel sounds. Words beginning wit...
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