孩子们在公园里跑来跑去，玩得很开心。

Háizimen zài gōngyuán lǐ pǎo lái pǎo qù, wán de hěn kāixīn.

The children run around in the park and have a great time.

早上在公园里散步，可以呼吸新鲜空气，还能锻炼身体。

Zǎoshang zài gōngyuán lǐ sànbù, kěyǐ hūxī xīnxiān kōngqì, hái néng duànliàn shēntǐ.

Taking a walk in the park in the morning lets you breathe fresh air and also exercise.

我家楼下有一个小公园。

Wǒjiā lóuxià yǒu yí gè xiǎo gōngyuán.

There is a small park downstairs from my home.