Переделать в вопросительные(4 вида общий,альтернативный,специальный,разделительный вопросы) 1 оur cоmponey attended to him. 2 her sister studies at our university

1. Оur cоmpany attended to him.
Общ. - Did our company attend to him?
Спец. - Who did our company attend to?
Раздел. - Оur cоmpany attended to him, didn't it?
Альт. - Did our company attend to him or to her?
2. Her sister studies at our University.
Общ. - Does her sister study at our University?
Спец. - Where does her sister study?
Раздел. - Her sister studies at our University, doesn't she?
Альт. - Does her sister study at our University or at Moscow University?