The document is notes from a 7th grade language arts class that discusses grammar lessons and assignments. It includes a lesson on using apostrophes to form possessives and contractions. The lesson covers adding 's to form singular possessives, just an apostrophe s' for plural nouns ending in s, and 's for plurals not ending in s. It also discusses not confusing possessive pronouns with contractions. Examples are provided and students are asked to rewrite phrases correctly using possessives.