4 sentences

1. 小朋友们在操场上玩耍。

   xiǎo​péng​yǒu​men zài cāo​chǎng shàng wán​shuǎ.

   The children are playing on the playground.

   Source: Dong Chinese Dictionary

2. 我可以用手机给你的小朋友们拍照。

   wǒ kě​yǐ yòng shǒu​jī gěi nǐ de xiǎo​péng​yǒu​men pāi​zhào.

   I can take pictures of your little friends with my phone.

   Source: OpenSubtitles

3. 小朋友们拉拉手，以后大家就是好朋友了。

   xiǎo​péng​yǒu​men lā lā​shǒu, yǐ​hòu dà​jiā jiù shì hǎo péng​you le.

   Kids, shake hands and you'll be good friends from now on.

   Source: Dong Chinese Dictionary

4. 几根风筝线在树枝间纠缠住了，小朋友们急得不行。

   jǐ gēn fēng​zheng​xiàn zài shù​zhī jiān jiū​chán zhù le, xiǎo​péng​yǒu​men jí de bù xíng.

   Several kite strings got tangled in the tree branches, making the children extremely anxious.

   Source: Dong Chinese Dictionary