参考答案：悉尼( Sydney)是个非常现代化的城市，但也有许多历史名胜古迹。在市中心，你依然可以看到一些很久以前就建造在那里的老房子。

解析：
Sydney is a very modern city, but it also has many places of historical interest. In the downtown district, you can still see some old houses that were ever built here.