present perfect vs simple past (revision)
Requisitos de finalización
Apertura: jueves, 23 de septiembre de 2021, 00:00
Cierre: jueves, 30 de septiembre de 2021, 00:00
1) https://www.perfect-english-grammar.com/past-simple-present-perfect-1.html
2) https://www.perfect-english-grammar.com/past-simple-present-perfect-2.html
3) https://www.perfect-english-grammar.com/past-simple-present-perfect-3.html
4) https://agendaweb.org/exercises/verbs/present-perfect-past-simple/exercise-1
5) https://www.photocopiables.com/sites/default/files/EFL_Reading_Past%20Simple-Present%20Perfect_0.pdf