3 sentences

1. 这些浪荡公子的行为引起了公愤。

   zhè​xiē làng​dàng gōng​zǐ de xíng​wéi yǐn​qǐ le gōng​fèn.

   The behavior of these playboys caused public outrage.

   Source: Dong Chinese Dictionary

2. 这位公子举止优雅，显然出身名门。

   zhè wèi gōng​zǐ jǔ​zhǐ yōu​yǎ, xiǎn​rán chū​shēn míng​mén.

   The young gentleman has elegant manners and clearly comes from a prestigious family.

   Source: Dong Chinese Dictionary

3. 令公子在学业上取得了很大的成就。

   lìng gōng​zǐ zài xué​yè shàng qǔ​dé le hěn dà de chéng​jiù.

   Your son has achieved great success in his studies.

   Source: Dong Chinese Dictionary