5 sentences

1. 这是一家集工、农、贸为一体的企业。

   zhè shì yī jiā jí gōng, nóng, mào wéi yī​tǐ de qǐ​yè.

   This is an enterprise integrating industry, agriculture, and trade.

   Source: Dong Chinese Dictionary

2. 古人常将社会阶层划分为士、农、工、商。

   gǔ​rén cháng jiāng shè​huì jiē​céng huà​fēn wéi shì, nóng, gōng, shāng.

   Ancient people often divided society into four classes: scholars, farmers, artisans, and merchants.

   Source: Dong Chinese Dictionary

3. 这个小镇的大部分居民都以农为生。

   zhè gè xiǎo​zhèn de dà​bù​fen jū​mín dōu yǐ nóng wéi​shēng.

   Most residents of this town make a living from farming.

   Source: Dong Chinese Dictionary

4. 他大学毕业后决定回乡从农，发展现代农业。

   tā dà​xué bì​yè hòu jué​dìng huí​xiāng cóng nóng, fā​zhǎn xiàn​dài nóng​yè.

   After graduating from university, he decided to return to his hometown to take up farming and develop modern agriculture.

   Source: Dong Chinese Dictionary

5. 农先生是我们的邻居。

   Nóng xiān​sheng shì wǒ​men de lín​jū.

   Mr. Nong is our neighbor.

   Source: Dong Chinese Dictionary