5 sentences

1. 大水把那座桥冲走了。

   dà​shuǐ bǎ nà zuò qiáo chōng​zǒu le.

   The flood washed the bridge away.

   Source: Dong Chinese Dictionary

2. 大水灭顶，情况万分紧急。

   dà​shuǐ miè dǐng, qíng​kuàng wàn​fēn jǐn​jí.

   The floods were overwhelming, and the situation was extremely urgent.

   Source: Dong Chinese Dictionary

3. 大水淹没了农田。

   dà​shuǐ yān mò le nóng​tián.

   The flood submerged the farmland.

   Source: Dong Chinese Dictionary

4. 大水泛滥成灾。

   dà​shuǐ fàn​làn chéng zāi.

   The floods have caused widespread disaster.

   Source: Dong Chinese Dictionary

5. 由于雨量过大，河堤最终被大水冲决了。

   yóu​yú yǔ​liàng guò dà, hé​dī zuì​zhōng bèi dà​shuǐ chōng jué le.

   The river embankment was eventually breached by the flood due to excessive rain.

   Source: Dong Chinese Dictionary