3 sentences for 副本 (fù​běn — copy)

1. 请保留一份合同的副本。

   qǐng bǎo​liú yī fèn hé​tong de fù​běn.

   Please keep a copy of the contract.

   Source: Dong Chinese Dictionary

2. 你在首尔收到了一份副本。

   nǐ zài Shǒu'ěr shōu​dào le yī fèn fù​běn.

   You received a copy in Seoul.

   Source: OpenSubtitles

3. 你有副本吗？

   nǐ yǒu fù​běn ma?

   Do you have a copy?

   Source: OpenSubtitles