Comparative and superlative structures Basic forms more, most We use more or most before nouns, adverbs, two-syllable adjectives ending in -ful, -less and -ing, two-syllable adjectives where the second syllable […]

Indefinite article (a/an) We use the indefinite article a/an for singular countable nouns: When we mention something for the first time – The concept of a brand is difficult to […]