pronunciation

Yesterday I was a bit depressed because of my english pronunciation. I went to the Library to borrow a dvd. The film was called "Out of the past" (a noir with Kirk Douglas, with a funny face). I asked the guy in the desk and I realized that he started to look for the dvd on the "A" shelf. He returned and started writing in the computer the name of the film, that he though it was "All of the best". I said again, but he didn't understand. I repeated again and he half-understood ("Out of the best"? he said). Finally, after I repeated a dozen times, trying to change my pronunciation in many different forms, he said: AH! Out of the Past! Then I realized that I really was not speaking corretly... I told this story to Don and he nicely did in the class a pronunciation exercise: live / lead, itch/ each, beach and b... , Sheet and s...