Ar, [273], Ex. [22].ARTICLES, [96]–102.A, an, [96].The, [97]–101. See "La."At, [261]a.Aŭ ... aŭ, page [220].Bo, [286], Ex. [25].Bring, Ex. [41].By, [261]b.Can, could, [237] (f, l), Ex. [42].