BIGFOOT There are some people who believe in the existence existence of Bigfoot, EXIST a 【C1】______ ape-like creature that is supposed to live in the mountains MYSTERY of the USA. In 1967, some hunters elaimed to have 【C2】______ filmed ACCIDENT such a creature and many people see this as firm 【C3】______ that PROVE Bigfoot is real. But now, researchers have come to the 【C4】______ that the film is a trick. CONCLUDE After a close 【C5】______ of it, they claim to have identified a man-made ANALYSE fastener at the creature's waist. Bigfoot is, therefore, 【C6】______ to be LIKELY anything more than a man in an animal suit. Some people remain unconvinced by the 【C7】______though. Bigfoot fans SCIENCE are extremely 【C8】______ that a fastener would show up on such an old film. DOUBT In 【C9】______ they say that the creature caught on camera does not move ADD like a human and that it is therefore 【C10】______ a wild creature of nature. 【C1】______