填空题
Domestic pets in Britain are often treated like a member of the family. The most (36) pets are of course cats and dogs, but then there are the (37) birds, fish and rabbits, all found in homes. Pets are thought to bring an "animal (38) " into the home. Cats make the perfect reading (39) , while dogs are widely believed to be man’s best friend. There are dozens of animal rescue (40) across Britain, and animal lovers are encouraged to go to these centers if they want to get a pet, rather than going to pet shops, which may be (41) and sell animals bred in harsh conditions.
Although there is no annual (42) fee to keep pets, the cost of keeping a pet can be relatively high. Food, grooming, and (43) can mount up over the years (44) . Most primary schools also have class on pets and children are encouraged to look after them and are taught to treat them. (45) , the UK is one of Europe’ s largest markets for exotic pets. Thousands of snakes, lizards, crocodiles and other reptiles make their way to Britain every year to support the booming exotic pet business. (46) .