单项选择题A.Have to buy a special electronic ticket.B.Need an expensive device designed especially for the museum.C.Have to travel a long way to visit the university. [D] Need a computer linked to a telephone.
填空题I
填空题E
填空题telephoned
单项选择题A.A famous photographer.B.Photographic processes in the 1800s.C.Photographic equipment used in the 1800s.D.A new museum.