Relacionar Columnas PRESENT PERFECTVersión en línea structures and characteristics of the present perfect por Danna Vianey Rosales Soto 1 The action started in the past and continues... 2 How many structures does the present perfect have? 3 The time for carrying out the action has not ended. For example: 4 short form 5 negative structure 6 what is the affirmative structure? 7 interrogative structure They have gone to swim twice a week affirmative, negative and interrogative Subject+auxiliary verb (have)+Not+Verb in participle+Complement in the present Subject+Auxiliary verb (have/has)+Verb in participle+Complement Auxiliary verb (have/has)+Subject+Verb in participle+Complement Subject+Auxiliar verb+Short form+Verb in participle