Scientists have special equipment to watch volcanoes and ____, but it's hard to know when these disasters will happen. That is why ____ and earthquakes cause a lot of damage. Statistics show that ____ are the most expensive natural disasters. ____ ____ can happen because of lightning. In 2005 there was a terrible ____ in New Orleans.

لوحة الصدارة

النمط البصري

الخيارات

تبديل القالب

استعادة الحفظ التلقائي: ؟