1. python   python   viper   alligator   lizard   Hint Half-n-half Clue   2. 响尾蛇   viper   crocodile   turtle   rattlesnake   Half-n-half Clue   3. 乌龟   viper   turtle   rattlesnake   cobra   Half-n-half Clue   4. 蛇   chameleon   python   snake   lizard   Half-n-half Clue   5. 蛇蝎   cobra   crocodile   snake   viper   Half-n-half Clue   6. 变色蜥蜴   viper   tortoise   chameleon   cobra   Half-n-half Clue   7. 草龟   tortoise   cobra   rattlesnake   turtle   Half-n-half Clue