English I- Ing. Ambiental

Hi everybody!
please do the listenings at home and take notes, if u have any question, let me know.
thanks a lot.
http://fog.ccsf.edu/~lfried/activity/listeningquiz1.html
http://fog.ccsf.cc.ca.us/~lfried/activity/listening/ex1phoneex.html

Ingles II- Biologia/ for practicing

http://englishgrammar3.blogspot.com/2009/01/comparatives-and-superlatives.html