3 sentences

1. 房子后面有一条小河。

   fáng​zi hòu​mian yǒu yī tiáo xiǎo​hé.

   There is a small river behind the house.

   Source: Dong Chinese Dictionary

2. 以这条小河为界，西边是他的土地，东边是我的。

   yǐ zhè tiáo xiǎo​hé wéi jiè, xī​biān shì tā de tǔ​dì, dōng​bian shì wǒ de.

   With this small river as the boundary, the land to the west is his and the land to the east is mine.

   Source: Dong Chinese Dictionary

3. 小河在山脚下打了一个回，绕过村庄向东流去。

   xiǎo​hé zài shān​jiǎo xià dǎ le yī gè huí, rào​guò cūn​zhuāng xiàng dōng liú qù.

   The small river made a loop at the foot of the hill, bypassed the village, and flowed eastward.

   Source: Dong Chinese Dictionary