4 sentences

1. 建造紫禁城花了14年时间。

   jiàn​zào zǐ​jìn​chéng huā le14 nián shí​jiān.

   It took 14 years to build the Forbidden City.

   Source: CCMatrix

2. 甚至紫禁城也不再安全了。

   shèn​zhì zǐ​jìn​chéng yě bù​zài ān​quán le.

   Even the Forbidden City is no longer safe.

   Source: OpenSubtitles

3. 紫禁城里最大的建筑是什么？

   zǐ​jìn​chéng li zuì​dà de jiàn​zhù shì shén​me?

   What is the largest building in the Forbidden City?

   Source: CCMatrix

4. 紫禁城是在哪个世纪建造的？

   zǐ​jìn​chéng shì zài nǎ​ge shì​jì jiàn​zào de?

   In which century was the forbidden city built?

   Source: CCMatrix