Yes, the modifier in this sentence correctly located in "Spilling a drink onto the customers head the waitress was horrified."
yes
Spilt, or spilled, is the past participle of spill. In the future, I will spill milk. In the present, I am spilling milk. In the past, I have spilled the milk -- it has been spilt.
I was so peeved at my friend for spilling my juice all over the floor.
In an attempt to preempt her rival from spilling her secret, she interposed with an inventive story.
Yes. Example sentence: There were plentiful, blooming, bright as can be flowers spilling out of the baskets at the market.
To prevent the stuffing from spilling out of the cavity, the legs of the turkey should be trussed with butcher's twine.
The little boy couldn’t contain his excitement as he watched the piñata smash open, spilling candy everywhere.
Spilling is a verb because it refers to an action, e.g. "The water was spilling over the edge."
The word spilling has two syllables.
Alex Spilling is 6' 4".
Spilling The Beans was created in 2007.