单项选择题
A．give Keiko a simulated stay in the wild B．immediately set him free C．take him on a tour of Europe D．move him to another aquarium
A．enjoyed being with other sea animals B．killed other sea animals that have come into his pen C．hasn't seen any other animals D．had limited contact with other sea animals
A．die from the cold water in Iceland B．would be happy to return home C．want to be free D．be able to catch his own food