4 sentences

1. 他现在是个老头子了。

   tā xiàn​zài shì ge lǎo​tóu​zi le.

   He's an old man now.

   Source: OpenSubtitles

2. 她对你来说够快了，老头子。

   tā duì nǐ lái​shuō gòu kuài le, lǎo​tóu​zi.

   She's fast enough for you, old man.

   Source: CCMatrix

3. 我正式成为一个老头子了。

   wǒ zhèng​shì chéng​wéi yī​ge lǎo​tóu​zi le.

   I have officially become an old man.

   Source: CCMatrix

4. 她叫我老头子。

   tā jiào wǒ lǎo​tóu​zi.

   She called me an old man.

   Source: OpenSubtitles