3 sentences

1. 这是我这个星期的零花钱。

   zhè shì wǒ zhè gè xīng​qī de líng​huā​qián.

   This is my pocket money for this week.

   Source: OpenSubtitles

2. 他靠打工挣了不少零花钱。

   tā kào dǎ​gōng zhèng le bù​shǎo líng​huā​qián.

   He earned a lot of pocket money by working part-time jobs.

   Source: Dong Chinese Dictionary

3. 他把所有的零花钱都用来买书了。

   tā bǎ suǒ​yǒu de líng​huā​qián dōu yòng​lái mǎi shū le.

   He spent all his pocket money on books.

   Source: Dong Chinese Dictionary