单项选择题
A．He thinks the book should include more information. B．He doesn’t think it necessary to provide the answers. C．The answers will be added in a later edition. D．The book does include the answers.
A．At a book store. B．At an art museum. C．At a newspaper office. D．At a gymnasium.
A．Those who know how to program computers. B．Those who get special aid from their teachers. C．Those who are very hardworking. D．Those who have well-educated parents.