I've *PING*ed a couple of possible playmates.
Maybe they would be willing to instruct you on the ways of this site; and help you with the difficulties of a VERY irregular language, American English.
Thanks, it is a bit difficult to read all the posts because the English I learnt before was Britain English. Anyway I have dictionary. But the structure of FR is very special to me and I shall take some time to get familiar with it.