5 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. 曼哈顿是纽约市最繁华的中心城区。

   Màn​hā​dùn shì Niǔ​yuē Shì zuì fán​huá de zhōng​xīn chéng​qū.

   Manhattan is the most bustling central district of New York City.

   Source: Dong Chinese Dictionary

3. 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

4. 随着城市化进程的加快，中心城区的范围不断扩大。

   suí​zhe chéng​shì​huà jìn​chéng de jiā​kuài, zhōng​xīn chéng​qū de fàn​wéi bù​duàn kuò​dà.

   With the acceleration of urbanization, the scope of the central urban area is constantly expanding.

   Source: Dong Chinese Dictionary

5. 为了方便孩子上学，他搬到了汕尾市的城区居住。

   wèi​le fāng​biàn hái​zi shàng​xué, tā bān dào le Shàn​wěi Shì de Chéng Qū jū​zhù.

   He moved to the urban area of Shanwei to make it more convenient for his child to go to school.

   Source: Dong Chinese Dictionary