Question

me ajudemmmmmmmmmmmmmm​

Answer 1

fragment I: past simple - to talk about an action completed in the past

fragment II: present perfect - to talk about an action that started in the past and has continued up to the present

fragment III: present perfect - to talk about an action that started in the past and has continued up to the present

fragment IV: present perfect - to talk about an action that started in the past and has continued up to the present