Keywords 1000 - cd edition - is the first dictionary of American English audio is presented in 3 audio CD's over an hour just listening to what they will practice what they learn and hear the correct pronunciation of the 1,000 words.
The first audio dictionary to learn exactly the used words in English more in the United States. A novel system ordered and classified s by importance and frequency of use the 1.000 key words of the English language in the United States.