Agustí, thanks for all the information I found very interesting, very accessible and well-organized.Pau Culillas 2nd BACH. B
This Power Point is helpul for us!!Thankyou! I'm going to look this presentation again, because that I remember, you put this "video" in the past class.See you.Alexandra March2n Bat B
Kindly send me your comments. I'll publish them as soon as I can.