2 sentences

1. 他因为言语不慎冲撞了老板。

   tā yīn​wèi yán​yǔ bù​shèn chōng​zhuàng le lǎo​bǎn.

   He offended his boss with some careless remarks.

   Source: Dong Chinese Dictionary

2. 由于路面湿滑，两辆车在十字路口发生了冲撞。

   yóu​yú lù​miàn shī huá, liǎng liàng chē zài shí​zì lù​kǒu fā​shēng le chōng​zhuàng.

   Two cars collided at the intersection due to the slippery road.

   Source: Dong Chinese Dictionary