CAN / COULD

ACTIVITES:
1.  http://www.englishexercises.org/makeagame/viewgame.asp?id=3826
2.  http://www.english-zone.com/verbs/can-cant.html
3.  http://mbonillo.xavierre.com/exercises/eso2/2esowint09/cancould2eso3.htm
4.  http://www.detailenglish.com/index.php?page=forum&op=viewThread&id=86&title=Can---Cant---Could---Couldnt-Exercise

COMPARATIVE AND SUPERLATIVE ADJECTIVES

ACTIVITIES:

1.  http://esltower.com/GRAMMARQUIZ/preintermediate/comparatives%20superlatives.htm

2.  http://web2.uvcs.uvic.ca/elc/studyzone/330/grammar/regcom1.htm

3.  http://www.ego4u.com/en/cram-up/grammar/adjectives-adverbs/adjectives/exercises

4.  http://www.usingenglish.com/quizzes/45.html

5.  http://www.englishexercises.org/makeagame/viewgame.asp?id=2070

6.  http://perso.wanadoo.es/autoenglish/gr.comp.i.htm

7.  http://www.english-zone.com/spelling/comp5.htm

8.  http://www.englishexercises.org/makeagame/viewgame.asp?id=1833