Помогите составить все 5 типов вопросов (1. Общий; 2. Разве...не; 3. Альтернативный; 4. Разделительный; 5. Специальные) к предложению: It's estimated that 500 mln people mostly within the developing world live under the threat ...

1-  do you know how many people live under the threat posed by volcanoes? 2-do you know that volcanoes can be really dangerous for people, dont you? 3- do people fear volcanic eruptions or dont care? 4- 500 mln people live under the threat posed by volcanoes, dont they? 5- how many people live under the thear posed by volcanoes?