COMPARATIVE AND SUPERLATIVES

http://learnenglishkids.britishcouncil.org/en/grammar-games/comparatives-and-superlatives

http://www.tolearnenglish.com/english_lessons/comparatives-and-superlative-exercises

http://www.curso-ingles.com/gramatica-inglesa/compar-lista.php

CLIMATE AND WEATHER

WHAT´S THE WEATHER LIKE?

http://www.agendaweb.org/vocabulary/weather-exercises.html

WEBS

LET´S PRACTICE GRAMMAR

http://isabelperez.com/grammar.htm

http://www.agendaweb.org/

http://www.englishclub.com/grammar/

http://www.englishclub.com/listening/

http://www.englishclub.com/esl-games/

TENSES

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

http://www.englishclub.com/grammar/verb-tenses.htm

PRESENT PROGRESSIVE OR CONTINUOUS

http://www.really-learn-english.com/present-progressive-exercises.html