Ok, My little daughter always drinks by facing up & holding the water bottle upside down like this picture. This is not good because she may choke on the water.
I want her to drink like the man in this picture. The bottle should be held horizontally.
face up/down (of a person) with your face and stomach facing upwards/downwards
She lay face down on the bed.
upside down (adj) in a position in which the top of something is where the bottom is normally found and the bottom is where the top is normally found
The painting looks like it's upside down to me.
upside down adverb: in or into a position in which the top of something is where the bottom is normally found and the bottom is where the top is normally found
The canoe floated upside down on the lake.
How to express this action in English? "Please, don't face up drinking like that" or "Please, don't drink with the bottle being held upside down like that"