4 sentences

1. 参加者需要自带午餐和小吃。

   cān​jiā​zhě xū​yào zì​dài wǔ​cān hé xiǎo​chī.

   Participants need to bring their own lunch and snacks.

   Source: CCMatrix

2. 学生也可自己从家中自带午餐。

   xué​sheng yě kě zì​jǐ cóng jiā​zhōng zì​dài wǔ​cān.

   Students may also bring their own lunch from home.

   Source: CCMatrix

3. 他们仅有的食物就是游客们自带的罐头。

   tā​men jǐn yǒu​de shí​wù jiù​shì yóu​kè men zì​dài de guàn​tou.

   The only food they had was the canned goods the tourists had brought with them.

   Source: CCMatrix

4. 岛上没有永久的定居点，你应该自带食物或饮料。

   dǎo shang méi​yǒu yǒng​jiǔ de dìng​jū​diǎn, nǐ yīng​gāi zì​dài shí​wù huò yǐn​liào.

   There are no permanent settlements on the island, and you should bring your own food or drinks.

   Source: CCMatrix