句型转换。 1. Jim has lunch at school on weekdays. (改成一般疑问句) Jim lunch at school on weekdays? 2. The windows are opposite the door . (对划线部分提问) the windows? 3. The sweater belong to the twins. (改成同义句) These sweaters the . 4. There are some books on the desk. (改成否定句) There books on the desk. 5. They live on the seventh floor. (对划线部分提问) do they live on?