3 sentences for 献 (xiàn — offer)

1. 我每三个月献一次血。

   wǒ měi sān gè yuè xiàn yī cì xuè.

   I donate blood every three months.

   Source: Tatoeba

2. 他向灾区馈献了大量的生活物资。

   tā xiàng zāi​qū kuì xiàn le dà​liàng de shēng​huó wù​zī.

   He donated a large amount of essential supplies to the disaster area.

   Source: Dong Chinese Dictionary

3. 他决定将这件珍贵的文物献给国家博物馆。

   tā jué​dìng jiāng zhè jiàn zhēn​guì de wén​wù xiàn gěi guó​jiā bó​wù​guǎn.

   He decided to donate this precious cultural relic to the National Museum.

   Source: Dong Chinese Dictionary