3 sentences

1. 他在倒车时没注意后方的行人。

   tā zài dào​chē shí méi zhù​yì hòu​fāng de xíng​rén.

   He didn't notice the pedestrians behind him while reversing the car.

   Source: Dong Chinese Dictionary

2. 倒车时要特别注意后视镜的死角。

   dào​chē shí yào tè​bié zhù​yì hòu​shì​jìng de sǐ​jiǎo.

   Pay special attention to the blind spots in the rearview mirrors when reversing.

   Source: Dong Chinese Dictionary

3. 去颐和园需要倒车。

   qù Yí​hé​yuán xū​yào dǎo​chē.

   You need to transfer to another bus or train to get to the Summer Palace.

   Source: Dong Chinese Dictionary