3 sentences

1. 尽到自己的本分是每个公民的责任。

   jìn​dào zì​jǐ de běn​fèn shì měi gè gōng​mín de zé​rèn.

   It is every citizen's duty to fulfill their responsibilities.

   Source: Dong Chinese Dictionary

2. 每个人都应当为集体尽到自己的一分力量。

   měi gè rén dōu yīng​dāng wèi jí​tǐ jìn​dào zì​jǐ de yī fèn lì​liang.

   Everyone should contribute their share of effort to the collective.

   Source: Dong Chinese Dictionary

3. 既然来了我的家乡，我理应尽到东道主之谊。

   jì​rán lái le wǒ de jiā​xiāng, wǒ lǐ​yīng jìn​dào dōng​dào​zhǔ zhī yì.

   Since you've come to my hometown, I should fulfill my duties as a host.

   Source: Dong Chinese Dictionary