REMEMBER THE STRUCTURE OF THE PRESENT PERFECT SIMPLE

EXERCISES

Practice Present Perfect Simple

PRESENT PERFECT: https://www.ego4u.com/en/cram-up/grammar/present-perfect-simple/exercises

QUESTIONS PRESENT PERFECT SIMPLE: https://www.english-4u.de/en/tenses-exercises/present-perfect-questions.htm

FOR AND SINCE: https://www.english-4u.de/en/tenses-exercises/for-since2.htm

HOW LONG: https://www.montsemorales.com/gramatica/PresPerflong.htm