1 sentence

1. 我们在买房之前让一名专家对房子进行了估价。

   wǒ​men zài mǎi fáng zhī​qián ràng yī​míng zhuān​jiā duì fáng​zi jìn​xíng le gū jià.

   We had an expert appraise the house before we bought it.

   Source: UM-Corpus: Education