Estudiar
study
(to) study
studying
Estudia (él, ella, usted)
(?) do you study
(?) does he study
(he) studies
Estudias (tú)
(you) study
(?) do you study
(you) are studying
Estudio (yo)
study
(I) study
(I) am studying
Estudiamos
(we) study
(we) studied