2 sentences for 疏 (shū — negligent)

1. 他疏于练习，输了这场比赛。

   tā shū​yú liàn​xí, shū le zhè chǎng bǐ​sài.

   He lost the game because he was out of practice.

   Source: UM-Corpus: News

2. 但是，不要让疏忽破坏你的假期。

   dàn​shì, bù​yào ràng shū​hu pò huài nǐ de jià​qī.

   However, do not let negligence ruin your vacation.

   Source: CCMatrix