2 sentences

1. 政府正在拆除老城区的危房。

   zhèng​fǔ zhèng​zài chāi​chú lǎo chéng​qū de wēi​fáng.

   The government is demolishing dilapidated buildings in the old city district.

   Source: Dong Chinese Dictionary

2. 他在老城区游了大半天，才找到那家书店。

   tā zài lǎo chéng​qū yóu le dà​bàn tiān, cái zhǎo​dào nà jiā shū​diàn.

   He wandered around the old town for half a day before finding that bookstore.

   Source: Dong Chinese Dictionary