1 sentence

1. 我祖父跟一位大师傅当学徒，学会了制鞋。

   wǒ zǔ​fù gēn yī wèi dà​shi​fu dāng xué​tú, xué huì le zhì xié.

   My grandfather learnt shoe-making as an apprentice to a master craftsman.

   Source: UM-Corpus: Education