属于城市经营的有形资产的是（）
A.城市土地
B.基础设施
C.公共设施
D.经营权、开发权、冠名权、广告权
参考答案：A, B, C
—Could you tell me something about the boy who helped you just now?
—Sorry, I know nothing about him. We are __________ .
A．friends
B．neighbors
C．classmates
D．strangers
诗词“问世间情为何物”下一句是什么？
