7 sentences for 其 (qí — that, such)

1. 宁可信其有，不可信其无。

   nìng​kě xìn qí yǒu, bù kě xìn qí wú.

   It is better to believe it than not.

   Source: Dong Chinese Dictionary

2. 其马冯冯，其声如雷。

   qí mǎ píng píng, qí shēng rú léi.

   The horses galloped vigorously with a sound like thunder.

   Source: Dong Chinese Dictionary

3. 凶手另有其人。

   xiōng​shǒu lìng yǒu qí rén.

   The murderer is someone else.

   Source: OpenSubtitles

4. 这三种方案你可以任选其一。

   zhè sān zhǒng fāng'àn nǐ kě​yǐ rèn xuǎn qí yī.

   You can choose any one of these three options.

   Source: Dong Chinese Dictionary

5. 岂其然居？

   qǐ qí rán jī?

   How could that be?

   Source: Dong Chinese Dictionary

6. 经多方核实，他反映的情况确有其事。

   jīng duō​fāng hé​shí, tā fǎn​yìng de qíng​kuàng què yǒu qí shì.

   After verification from multiple sources, the situation he reported proved to be true.

   Source: Dong Chinese Dictionary

7. 木板松了，他找来一颗长钉，用力将其敲进了木头里。

   mù​bǎn sōng le, tā zhǎo​lái yī kē cháng dīng, yòng​lì jiāng qí qiāo​jìn le mù​tou lǐ.

   The board was loose, so he found a long nail and hammered it firmly into the wood.

   Source: Dong Chinese Dictionary