This is Jack's pen. = C'est le stylo de Jack.
The black pen belongs to Jack. = Le crayon noir appartient à Jack.
Hey, you can say il m'appartient in French hope I helped!
You can say "J'ai un stylo" in French to mean "I have a pen."
un stylo
'son crayon'
correspondant is the translation of pen pal. It is a person who becomes friendly.
A fountain pen is 'un stylo-plume' in French. (plural: des stylos-plumes)
un feutre
un stylo
Un stylo bleu. BY THE WAY stylo does not mean blue its pen in french colours come after the noun.
pi djosw
un crayon
vous avez un stylo