1. 旋风   snowstorm   cyclone   earthquake   volcanic erruption   Hint Half-n-half Clue   2. 洪水   tempest   blizzard   cyclone   deluge   Half-n-half Clue   3. 地震   tempest   famine   volcanic erruption   earthquake   Half-n-half Clue   4. 旋风   hailstorm   drought   whirlwind   typhoon   Half-n-half Clue   5. 饥荒   famine   hurricane   whirlwind   typhoon   Half-n-half Clue   6. 天旱   drought   hurricane   typhoon   blizzard   Half-n-half Clue   7. 洪水   drought   flood   famine   typhoon   Half-n-half Clue