Do you take part in group conversation?
Can you tell about advantages/disadvantages of such meetings?
Which problems are easy/difficult to solve?
@Diana
As far as I understand, people begin with great enthuasiasm which does not last long?
@Amir
Thank you, Amir, for two pieces of advice! It is easy to say : without a dictionary!
My Spanish is very poor, it is NOT YOUR English!
But I will try...