3 sentences

1. 在你飞快地书写的时候很容易会遗漏一个逗号。

   zài nǐ fēi​kuài de shū​xiě de shí​hou hěn róng​yì huì yí​lòu yī​ge dòu​hào.

   It's easy to miss out a comma when you're writing quickly.

   Source: UM-Corpus: Spoken

2. 我希望这将有助于您在将来避免不正确的逗号用法。

   wǒ xī​wàng zhè jiāng yǒu​zhù​yú nín zài jiāng​lái bì​miǎn bù​zhèng​què de dòu​hào yòng​fǎ.

   I hope this will help you avoid incorrect comma usage in the future.

   Source: CCMatrix

3. 如果你不希望读者在阅读某个句子时暂停，请不要添加逗号。

   rú​guǒ nǐ bù xī​wàng dú​zhě zài yuè​dú mǒu​gè jù​zi shí zàn​tíng, qǐng​bù​yào tiān​jiā dòu​hào.

   If you do not want the reader to pause while reading a sentence, do not add a comma.

   Source: CCMatrix