[
  {
    "sentence": "Mi coche es _____ rápido que el tuyo.",
    "correct": "más",
    "distractor": "muy",
    "explanation": "Comparison uses más + adjective + que.",
    "source_chapter": "34",
    "source_title": "Comparatives & Superlatives"
  },
  {
    "sentence": "Esta es _____ mejor película del año.",
    "correct": "la",
    "distractor": "más",
    "explanation": "Mejor is irregular; superlative just needs the article.",
    "source_chapter": "34",
    "source_title": "Comparatives & Superlatives"
  },
  {
    "sentence": "Tengo más _____ veinte libros.",
    "correct": "de",
    "distractor": "que",
    "explanation": "Before a number use de, not que.",
    "source_chapter": "34",
    "source_title": "Comparatives & Superlatives"
  },
  {
    "sentence": "Ana es tan inteligente _____ Luis.",
    "correct": "como",
    "distractor": "que",
    "explanation": "Equality: tan…como.",
    "source_chapter": "34",
    "source_title": "Comparatives & Superlatives"
  },
  {
    "sentence": "Mi abuela es la _____ de mis abuelas.",
    "correct": "mayor",
    "distractor": "más vieja",
    "explanation": "For age, use mayor (more polite/standard).",
    "source_chapter": "34",
    "source_title": "Comparatives & Superlatives"
  },
  {
    "sentence": "Este examen fue _____ que el anterior.",
    "correct": "peor",
    "distractor": "más malo",
    "explanation": "Irregular comparative of malo is peor.",
    "source_chapter": "34",
    "source_title": "Comparatives & Superlatives"
  },
  {
    "sentence": "Ella es la _____ de la clase.",
    "correct": "menor",
    "distractor": "más joven",
    "explanation": "Both are accepted, but menor is the standard irregular.",
    "source_chapter": "34",
    "source_title": "Comparatives & Superlatives"
  },
  {
    "sentence": "Esta casa tiene _____ habitaciones que la mía.",
    "correct": "menos",
    "distractor": "menor",
    "explanation": "Use menos to mean 'fewer' before nouns.",
    "source_chapter": "34",
    "source_title": "Comparatives & Superlatives"
  }
]