Put the words in brackets into the correct forms. 1. They work around the globe to _____________________ and save wild animalsand to keep wild animals in the wild, where they belong. (PROTECTIVE) 2. While some animal _____________________ are inborn, many are learned from experience. (BEHAVE) 3. Although his dog sometimes behaves ____________________ to him, he still loves it. (KIND) 4. Early to bed and early to rise, makes a man ___________________, wealthy and wise. (HEALTH) 5. This book is a treasure house of ______________________ on arctic bird. (INFORM) 6. The reasons why dinosaurs became extinct are _____________________ to researches. (CURIOUS)