5 sentences

1. 多种声音厮混在一起，喧闹异常。

   duō zhǒng shēng​yīn sī​hùn zài yī​qǐ, xuān​nào yì​cháng.

   Various sounds mingled together, creating an extraordinary racket.

   Source: Dong Chinese Dictionary

2. 喧闹的城市里很难找到一片宁静。

   xuān​nào de chéng​shì lǐ hěn nán zhǎo​dào yī piàn níng​jìng.

   It is hard to find tranquility in a noisy city.

   Source: Dong Chinese Dictionary

3. 他一生清高，不愿与这喧闹的尘同流合污。

   tā yī​shēng qīng​gāo, bù yuàn yǔ zhè xuān​nào de chén tóng​liú​hé​wū.

   He remained noble and aloof throughout his life, refusing to be corrupted by the clamor of the secular world.

   Source: Dong Chinese Dictionary

4. 他在喧闹的闹市中开了一间安静的茶馆。

   tā zài xuān​nào de nào​shì zhōng kāi le yī jiān ān​jìng de chá​guǎn.

   He opened a quiet teahouse in the bustling city center.

   Source: Dong Chinese Dictionary

5. 请不要在阅览室里大声喧闹。

   qǐng bù yào zài yuè​lǎn​shì lǐ dà​shēng xuān​nào.

   Please do not make a noise in the reading room.

   Source: Dong Chinese Dictionary