3 sentences

1. 这栋新建的教学楼设施非常先进。

   zhè dòng xīn​jiàn de jiào​xué​lóu shè​shī fēi​cháng xiān​jìn.

   The facilities in this newly built teaching building are very advanced.

   Source: Dong Chinese Dictionary

2. 工人们正在忙着给新教学楼打地基。

   gōng​rén men zhèng​zài máng zhe gěi xīn jiào​xué​lóu dǎ dì​jī.

   The workers are busy laying the foundation for the new teaching building.

   Source: Dong Chinese Dictionary

3. 教学楼的长廊里摆放着几张供学生休息的长凳。

   jiào​xué​lóu de cháng​láng lǐ bǎi​fàng zhe jǐ zhāng gōng xué​sheng xiū​xi de cháng​dèng.

   There are several benches in the corridor of the teaching building for students to rest on.

   Source: Dong Chinese Dictionary