2 sentences

1. 把你的日记本拿来。

   bǎ nǐ de rì​jì​běn ná​lái.

   Bring me your diary.

   Source: OpenSubtitles

2. 他在日记本上写下了今天的感悟。

   tā zài rì​jì​běn shàng xiě​xià le jīn​tiān de gǎn​wù.

   He wrote down today's reflections in his diary.

   Source: Dong Chinese Dictionary