博览群书 

have read many books；be well-read

例句：

他很聪明，博览群书，并且对艺术很感兴趣。

He was clever, well-read and interested in the arts.

书声朗朗

the sound of reading aloud

书香门第

a family of scholar(s); a literary family

例句：

tā chū shēn yú shū xiāng mén dì

他出身于书香门第。

He comes from a literary family.

知书达理

highly cultured and steeped in propriety

诗句：

腹有诗书气自华

One who is filled with knowledge always behaves with elegance.

读书破万卷，下笔如有神。

Having pored over ten thousand volumes, one can write with godly power.

(Ample reading produces fluent writing.)

书到用时方恨少

It is when you are using what you have learned from books that you wish you had read more books than you have.