Can you learn a foreign language by learning its grammar?

In many countries a foreign language can be easily taught whereas  in some countries can't.

Should curriculum bechanged in those countries where students cannot speak a foreign language.

How many hours a d week do children take lessons? Is 2-3 enogh or should it be about 20 hours?

What do you think about the wrong foot?

Can you add me on msn to chat in German - English Turkish - Arabic swensk? I am very eager to learn Swedish.. ı can speak English German Turkish if you need.