[{"title": "Identifying Parts of Speech", "content": "\"The brave firefighter quickly climbed the tall ladder.\" Noun: firefighter, ladder. Verb: climbed. Adjective: brave, tall. Adverb: quickly.", "solution": "Each word serves a specific function in the sentence."}, {"title": "Correcting a Sentence", "content": "Incorrect: \"Me and him went to the store.\" Correct: \"He and I went to the store.\" Use subject pronouns (I, he, she, we, they) as subjects.", "solution": "\"He and I went to the store.\""}]