hái / zi / men / zài / yuàn / zi / lǐ / dā / zhàng / peng / wán / le / yí / xià / wǔ / gè / gè / dōu / zì / dé / qí / lè

孩子们在院子里搭帐篷玩了一下午，个个都自得其乐。

The children spent the afternoon playing in a tent in the yard, each happily amusing themselves.