Audio Book:

https://www.burlingtonbooks.com/Spain/Page.aspx?pageID=236

CONFINAMENT:

HOW TO TALK ABOUT YOUR HOME

SOME GRAMMAR NOTES!... AND EXERCICES TO PRACTICE!!

VERB TENSES

https://www.ego4u.com/en/cram-up/grammar/tenses

PRESENT SIMPLE AND CONTINUOUS.-

http://ani-anievas.blogspot.com.es/2012/01/present-simple-or-present-continuous.html

http://www.ejerciciosinglesonline.com/new-exercises/ex1-presente-simple-vs-continuo-ejercicio/

https://migueldecervantesysaavedra.wikispaces.com/file/view/GUIA_29_10_PTESIMPLE-PTECONTINUO_4M_PGN.pdf

http://lawebdelingles.com/nivel-a1/ejercicios-de-presente-simple-y-presente-continuo/

PRESENT PERFECT simple

exercises online to practice present perfect

COMPARATIVE-SUPERLATIVE TEST

https://www.usingenglish.com/quizzes/45.html

http://anthonyhalderman.com/english/compsup.htm