一片英语文章（缺词填空,首字母已给）请各位天才帮个忙
have you e_____ seen a bear dacing?or wearing a funny hat and climbing a pole?in a circus you can see bears boxing, dancing or even r_____ bicycle.
b____ most bears are not friendly animals. most bears are wild and d______ animals that make their homes in forests and mountain areas.
it is dangerous to feed bears. they are so big and s_____ that they might h_____ you.sweets, cakes ,and hot dogs are not proper food for them. too much of such food might even m_____ them sick.