1. 蛇   rattlesnake   cobra   viper   snake   Hint Half-n-half Clue   2. 鳄鱼   turtle   crocodile   chameleon   snake   Half-n-half Clue   3. 蜥蜴   turtle   alligator   lizard   rattlesnake   Half-n-half Clue   4. 草龟   chameleon   rattlesnake   viper   tortoise   Half-n-half Clue   5. 眼镜蛇   cobra   lizard   snake   chameleon   Half-n-half Clue   6. 鳄鱼   viper   alligator   snake   python   Half-n-half Clue   7. 乌龟   alligator   crocodile   python   turtle   Half-n-half Clue