3 sentences

1. 远离毒品，珍爱生命。

   yuǎn​lí dú​pǐn, zhēn'ài shēng​mìng.

   Stay away from drugs and cherish life.

   Source: Dong Chinese Dictionary

2. 我们要珍爱生命，保护环境。

   wǒ​men yào zhēn'ài shēng​mìng, bǎo​hù huán​jìng.

   We should cherish life and protect the environment.

   Source: Dong Chinese Dictionary

3. 我们应当铭记南京大屠杀的历史，珍爱和平。

   wǒ​men yīng​dāng míng​jì Nán​jīng Dà​tú​shā de lì​shǐ, zhēn'ài hé​píng.

   We should remember the history of the Nanjing Massacre and cherish peace.

   Source: Dong Chinese Dictionary