|I form||eu form||o|
|you/he/she form(s)||você/ele/ela form||a|
FORMAR can also mean to be graduated, to be trained in – some skill, profession or trade. It’s used to say that someone has completed study at a school.
to form » Eu não sei formar frases. I don't know how to form sentences.
to form » Vamos formar um grupo para estudar o Português. Let's form a group to study Portuguese.
to be trained in » Ele tocava piano antes de se formar. He used to play piano before graduating.