COUNTABLES AND UNCOUNTABLES

https://www.ego4u.com/en/cram-up/vocabulary/much-many

http://www.agendaweb.org/grammar/many-much-quantifiers-exercises.html

http://www.myenglishpages.com/site_php_files/grammar-exercise-many-lot.php

EJERCICIOS PAST SIMPLE AND PAST CONTINUOUS


http://www.perfect-english-grammar.com/past-simple-past-continuous-exercise-1.html

https://elt.oup.com/student/project3rdedition/level5/unit1/grammar/exercise1?cc=us&selLanguage=en

http://www.englishpage.com/verbpage/verbs3.htm

http://www.aprenderinglesfacil.es/2008/04/ejercicios-pasado-continuo-textos.html

READING!!!!!!!!

• http://www.newsinlevels.com/# 

• http://www.examenglish.com/PET/pet_reading4_test2.html

• http://www.examenglish.com/PET/pet_reading4.html

• http://www.examenglish.com/B1/b1_reading_free_time.htm

• https://eugeniasanchez.wordpress.com/1%C2%BA-eso/

• http://www.ejerciciosinglesonline.com/readings/reading-1/

¡¡¡NÚMEROS POSITIVOS Y NEGATIVOS!!!

Aquí está muy bien explicado.
http://www.disfrutalasmatematicas.com/numeros/positivos-negativos-sumar-restar.html
http://www.dacilmatematicas.com/#!nmeros-positivos-y-negativos/c22o


Ejercicios:
http://web.educastur.princast.es/ies/pravia/carpetas/recursos/mates/anaya1/datos/04/03.htm