[
  {
    "sentence": "(hablar) tú: ¡_____ más despacio!",
    "correct": "habla",
    "distractor": "hable",
    "explanation": "Affirmative tú of regular -ar uses the él form of the present.",
    "source_chapter": "36",
    "source_title": "Familiar Tú Commands"
  },
  {
    "sentence": "Negative of 'come': ¡No _____!",
    "correct": "comas",
    "distractor": "comes",
    "explanation": "Negative tú of -er drops -er and adds -as.",
    "source_chapter": "36",
    "source_title": "Familiar Tú Commands"
  },
  {
    "sentence": "Irregular tú command of 'venir': ¡_____ aquí!",
    "correct": "ven",
    "distractor": "viene",
    "explanation": "Venir has the irregular tú command 'ven'.",
    "source_chapter": "36",
    "source_title": "Familiar Tú Commands"
  },
  {
    "sentence": "¡_____ tu tarea! (hacer)",
    "correct": "Haz",
    "distractor": "Hace",
    "explanation": "Hacer's irregular affirmative is 'haz'.",
    "source_chapter": "36",
    "source_title": "Familiar Tú Commands"
  },
  {
    "sentence": "Negative: ¡No _____ eso! (decir)",
    "correct": "digas",
    "distractor": "dices",
    "explanation": "Take the yo stem 'dig-' + -as.",
    "source_chapter": "36",
    "source_title": "Familiar Tú Commands"
  },
  {
    "sentence": "¡_____ ahora! (levantarse)",
    "correct": "Levántate",
    "distractor": "Te levanta",
    "explanation": "Affirmative reflexive: pronoun attaches to verb with accent.",
    "source_chapter": "36",
    "source_title": "Familiar Tú Commands"
  },
  {
    "sentence": "Negative: ¡No te _____! (dormirse)",
    "correct": "duermas",
    "distractor": "duermes",
    "explanation": "Negative tú of -ir uses -as, stem-change kept (o→ue).",
    "source_chapter": "36",
    "source_title": "Familiar Tú Commands"
  },
  {
    "sentence": "¡_____! (Tell it to me, decir)",
    "correct": "Dímelo",
    "distractor": "Me lo dice",
    "explanation": "Attach IOP me + DOP lo to 'di' with accent.",
    "source_chapter": "36",
    "source_title": "Familiar Tú Commands"
  },
  {
    "sentence": "¡_____ a la escuela! (ir)",
    "correct": "Ve",
    "distractor": "Va",
    "explanation": "Irregular tú command of ir is 've'; preposition 'a' confirms it's ir, not ver.",
    "source_chapter": "36",
    "source_title": "Familiar Tú Commands"
  },
  {
    "sentence": "Let's speak: ¡_____ español! (hablar)",
    "correct": "Hablemos",
    "distractor": "Hablamos",
    "explanation": "-ar nosotros command swaps -amos to -emos.",
    "source_chapter": "37",
    "source_title": "Nosotros Commands"
  },
  {
    "sentence": "Let's eat: ¡_____! (comer)",
    "correct": "Comamos",
    "distractor": "Comemos",
    "explanation": "-er swaps -emos to -amos.",
    "source_chapter": "37",
    "source_title": "Nosotros Commands"
  },
  {
    "sentence": "Let's practice: ¡_____! (practicar)",
    "correct": "Practiquemos",
    "distractor": "Practicemos",
    "explanation": "-car needs c→qu before e.",
    "source_chapter": "37",
    "source_title": "Nosotros Commands"
  },
  {
    "sentence": "Let's sleep: ¡_____! (dormir)",
    "correct": "Durmamos",
    "distractor": "Dormamos",
    "explanation": "-ir stem-changer: o→u in nosotros.",
    "source_chapter": "37",
    "source_title": "Nosotros Commands"
  },
  {
    "sentence": "Let's sit down: ¡_____! (sentarse)",
    "correct": "Sentémonos",
    "distractor": "Sentémosnos",
    "explanation": "Drop the final -s before attaching nos.",
    "source_chapter": "37",
    "source_title": "Nosotros Commands"
  },
  {
    "sentence": "Let's not sit down: ¡_____! (sentarse)",
    "correct": "No nos sentemos",
    "distractor": "No nos sentémonos",
    "explanation": "Negative: pronoun before verb, no s-drop.",
    "source_chapter": "37",
    "source_title": "Nosotros Commands"
  },
  {
    "sentence": "Let's go out: ¡_____! (irse)",
    "correct": "Vámonos",
    "distractor": "Vayámonos",
    "explanation": "Affirmative uses present 'vamos' minus s + nos.",
    "source_chapter": "37",
    "source_title": "Nosotros Commands"
  },
  {
    "sentence": "Let's not leave: ¡_____! (irse)",
    "correct": "No nos vayamos",
    "distractor": "No nos vamos",
    "explanation": "Negative requires the irregular 'vayamos'.",
    "source_chapter": "37",
    "source_title": "Nosotros Commands"
  }
]