PRESENT PERFECT (1/5) - English Grammar - Forming the present perfect

“Полный каталог видеоуроков Все самое полезное для изучения английского смотрите в сообществе (Визуальный английский)“ Topic: the present perfect and the present perfect progressive tenses. This is PART ONE of a lesson in four parts. In PART ONE we practice forming the present perfect tense, and I begin to explain why this tense is used. Level: high intermediate to advanced.