单项选择题
A.To get in line at the parks this summer. B.To encourage more people to come to the parks. C.To enable people to get e-tickets at home. D.To reduce the attendance figure.
A.theme parks B.bargains C.e-tickets D.discounts
A.Green buildings have a great potential. B.People expect bigger green buildings. C.Green buildings will be larger in size. D.People prefer to live in bigger buildings.