Present Perfect: have / has + V3 (ed), to emphasize the result of the activity, to talk about the number of times the action happened., for actions which finished recently., to talk about results of shorter actions., With verbs live, work, study, teach, feel, Pr.Perfect Continuous: have / has + been + Ving, to emphasize the duration or length of the activity, to talk about repeated actions without mentioning how many times it happened., for actions which started in the past and continue up to now., to talk about results of longer actions, Do not use this tense with state verbs.,

Present Perfect Simple and Continuous

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