has studied
Tom a étudié, mais il n'a pas étudié beaucoup.
Tom studied, but he didn’t study much.
Yanni a étudié l'économie algérienne.
Yanni studied the Algerian economy.
Ziri a étudié à l'Université.
Ziri studied at the university.
Même si Tom a étudié sans relâche, il a échoué l'examen.
Even though Tom studied relentlessly, he failed the exam.
Elle a étudié le japonais après le dîner.
She studied Japanese after dinner.