To serve can mean several things. You can serve food and drink. You can serve a tennis ball. You can serve another person. Here are some sentences.
to serve insane strive prediction
the scandal served to increase his popularity
Using serve in a sentence is really easy. I am ging to serve in the army for another year ...
The police are here to protect and serve. When I got mugged there was no one there to protect me.
I am not writing a sentence using that word.
I can give you a sentence using the word galaxy.
a sentence using the word endotracheal
This is a sentence using the word aviator.
This hedgerow will serve as a sound buffer for the noise from the street traffic.
I am saying a sentence using the word collagen.
This is a sentence using the word monomer. :P
this is a sentence using the word armchair.