Here are two links (a small article and a critique) that are, imo, of great value to all beginner students of any language -- especially for people who have not yet studied _any_ foreign language formally. I've seen several posts by people who apparently do not realize the limitations of the dictionaries/online translators and the differences in grammar between different languages. Maybe this could help some people sort these things out:
http://www.english-learning.co.uk/voc.html
http://www.english-learning.co.uk/vocdb.html