4 sentences

1. 他们在市中心开设了一家新书店。

   tā​men zài shì​zhōng​xīn kāi​shè le yī jiā xīn shū​diàn.

   They opened a new bookstore in the city center.

   Source: Dong Chinese Dictionary

2. 这是该品牌在北京开设的首家旗舰店。

   zhè shì gāi pǐn​pái zài Běi​jīng kāi​shè de shǒu jiā qí​jiàn​diàn.

   This is the first flagship store opened by the brand in Beijing.

   Source: Dong Chinese Dictionary

3. 这所著名大学在海外开设了第一所分校。

   zhè suǒ zhù​míng dà​xué zài hǎi​wài kāi​shè le dì​yī suǒ fēn​xiào.

   This famous university has opened its first overseas campus.

   Source: Dong Chinese Dictionary

4. 该大学最近开设了人工智能课程。

   gāi dà​xué zuì​jìn kāi​shè le rén​gōng zhì​néng kè​chéng.

   The university recently launched an artificial intelligence course.

   Source: Dong Chinese Dictionary