4 sentences

1. 我不能把钱退还给你们。

   wǒ bù​néng bǎ qián tuì​huán gěi nǐ​men.

   I can't give you your money back.

   Source: OpenSubtitles

2. 护照将在第二天退还给您。

   hù​zhào jiāng zài dì'èr​tiān tuì​huán gěi nín.

   The passport will be returned to you the next day.

   Source: CCMatrix

3. 因此，包裹被退还给寄件人。

   yīn​cǐ, bāo​guǒ bèi tuì​huán gěi jì​jiàn​rén.

   Thus, the parcel was returned to the sender.

   Source: United Nations

4. 然而，该员工在四周后退还了这笔钱。

   rán'ér, gāi yuán​gōng zài sì​zhōu hòu tuì​huán le zhè bǐ qián.

   The employee, however, returned the money four weeks later.

   Source: CCMatrix