Ответ на вопрос: 1. Dogs and Humans The dog is considered to be the best friend of man. This is because they are loyal and friendly. Scientists say that growing up in an environment that 1 _________ by animals can help to create a better immune system. SURROUND A dog is one of the world's 2 _________ pets. POPULAR Dogs 3 _________ with humans for over 12,000 years. LIVE 4 _________ roles were hunting companions, protectors, and friends. THEY The Siberian Husky is one of the dog breeds which 5 _________ like a wolf. Despite this fact, they are very friendly with families and strangers. LOOK Dogs even travelled to space. Strelka and Belka 6 _________ the first animals to orbit the Earth and safely land on the Soviet Sputnik 5 mission in 1960. BE