Correcto: Present perfect is used with have/has., A sentence of P.P is: I have been to Tokyo., We use "HAVE" for the subjects "I" "You" "We" "They"., We use has for the subjects "She" "He" "It"., After "have/has" we use a verb in past participle., Incorrecto: Present perfect is used with had., A sentence of P.P is: I went to Tokyo., We use "HAVE" for the subjects "she" "he" "it"., We use has for the subjects "I" "You" "We" "They"., After "have/has" we use a verb in past simple.,

Present Perfect

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