Relacionar Columnas Present Perfect Simple Vs ContVersión en línea Present Perfect Tenses por Rogelio Gómez 1 I haven't finished my homework yet 2 I have been working for this company for 5 yerars 3 It has been raining all this week 4 I have practiced Karate since I was in elementary 5 I have already finished reading the book you lent me 6 I have never been to Europe 7 I have just lost my keys 8 I have worked as a teacher for 10 years An experience An activity we know is finished although we don't know exactly when An incomplete activity An activity that started in the past and we know when it started A recurrent activity within a certain period of time An activity that started in the past and we know how long it has lasted An activity which happened not long ago but we don't know exactly when, how or where it happened we know how long an activity has lasted and we have some certainty it continues in the present
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