1. 龙卷风   hailstorm   whirlpool   tornado   blizzard   Hint Half-n-half Clue   2. 旋风   cyclone   blizzard   whirlwind   earthquake   Half-n-half Clue   3. 暴风雪   volcanic erruption   flood   snowstorm   whirlpool   Half-n-half Clue   4. 地震   typhoon   tempest   tornado   earthquake   Half-n-half Clue   5. 洪水   hailstorm   whirlpool   famine   deluge   Half-n-half Clue   6. 天旱   flood   drought   famine   whirlpool   Half-n-half Clue   7. 飞雪   snowstorm   typhoon   blizzard   tornado   Half-n-half Clue