2 sentences

1. 有多少个广告牌？

   yǒu duō​shao ge guǎng​gào​pái?

   How many billboards are there?

   Source: AI Challenger 2017

2. 电视广告、广告牌甚至是垃圾邮件都变成了我们生活的重要组成部分。

   diàn​shì​guǎng​gào, guǎng​gào​pái shèn​zhì shì lā​jī​yóu​jiàn dōu biàn​chéng le wǒ​men shēng​huó de zhòng​yào zǔ​chéng​bù​fèn.

   TV commercials, billboards, and even spam have become an important part of our lives.

   Source: CCMatrix