5 sentences

1. 我知道你弟弟情妇的事。

   wǒ zhī​dào nǐ dì​di qíng​fù de shì.

   I know about your brother's mistress.

   Source: OpenSubtitles

2. 我告诉他我是你的情妇。

   wǒ gào​su tā wǒ shì nǐ de qíng​fù.

   I told him I'm your mistress.

   Source: OpenSubtitles

3. 我已经有一个情妇。

   wǒ yǐ​jīng yǒu yī gè qíng​fù.

   I already have a mistress.

   Source: OpenSubtitles

4. 你的情妇在哪里？

   nǐ de qíng​fù zài nǎ​lǐ?

   Where's your mistress?

   Source: OpenSubtitles

5. 由于这桩涉及情妇的丑闻，这位官员不得不辞职。

   yóu​yú zhè zhuāng shè​jí qíng​fù de chǒu​wén, zhè wèi guān​yuán bù​dé​bù cí​zhí.

   The official had to resign because of the scandal involving a mistress.

   Source: Dong Chinese Dictionary