Unit 1: Parts of Speech

Words that end in ch, sh, s, x, or z form the plural by adding –es. Words that end in a consonant and y form the plural by changing y to i and adding –es. Some plurals are formed irregularly, for example, child, children; foot, feet; mouse, mice. ... An adverb is a word that modifies a verb, an adjective, or another adverb by making its ... ................
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