地上 + Verb/有 + Object
地上 (dìshang) means 'on the ground' or 'on the floor' and indicates a location on the surface of the earth or a floor. It is a common positional phrase used to describe where something is or where an action takes place.
孩子们坐在地上玩积木。
Háizimen zuò zài dì shàng wán jīmù.
The children are sitting on the ground playing with building blocks.
地上有一滩水,小心别滑倒。
Dì shàng yǒu yì tān shuǐ, xiǎoxīn bié huá dǎo.
There is a puddle of water on the ground; be careful not to slip.
她把书包放在了地上。
Tā bǎ shūbāo fàng zài le dì shàng.
She put her backpack on the ground.