COMPARATIVE, SUPERLATIVE

http://www.ucalgary.ca/UofC/eduweb/grammar/course/speech/1_4d.htm

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

http://www.arts.uottawa.ca/writcent/hypergrammar/compsupl.html

http://www.eflnet.com/tutorials/adjcompsup.php

http://ww2.college-em.qc.ca/prof/epritchard/genknof3.htm

http://www.stclaresenglish.net/langprac/compstu1.htm#Study:%20Comparing%20things%20in%20English

http://a4esl.org/q/h/vm/compsup.html

http://www.better-english.com/grammar/comp2.htm

http://depts.gallaudet.edu/esl/compsuperl.htm