单项选择题
A．his parents told him to make more friends B．he wanted to become a rich man C．he couldn’t go on with his studies without enough money D．he had nothing to do at home
A．To visit the volcano. B．To shop and eat there. C．To watch sports and plays. D．To see how Pompeiians live
A．Diane Fossey B．the gorillas in Rwanda C．the protection of the gorillas D．the film Gorillas in the Mist