2 sentences

1. 因为他生病了，所以他不能来。

   yīn​wèi tā shēng bìng le, suǒ​yǐ tā bù​néng lái.

   Because he's sick, he can't come.

   Source: Tatoeba

2. 因为我们是图书馆，所以我们特别关注书籍。

   yīn​wèi wǒ​men shì tú​shū​guǎn, suǒ​yǐ wǒ​men tè​bié guān​zhù shū​jí.

   Because we are a library, we pay special attention to books.

   Source: CCMatrix