This is a deck with English-Esperanto Sentences from Tatoeba. All sentences have audio, also from Tatoeba:
http://www.tatoeba.org/eng/sentences/with_audio/epo
Sentences have been sorted by how commom each word is in the Esperanto Wikipedia. The frequency list was taken from:
http://en.wiktionary.org/wiki/Wiktionary:Frequency_lists/Esperanto
As this list was generated semi-automaticaly, it's to be expected that there are some errors in the English translation.