If I say MERRIAM-WEBSTER, it speaks for itself. This time it shares a collection of activities for practising pronunciation. The activities cover issues such as syllable stress, pronunciation of individual sounds, short and long vowels, or sentence intonation. Altogether 14 sessions 5 exercises each. All sentences also include audio Good for class practice, excellent for self-study http://www.learnersdictionary.com/pronex/pronex.htm
An excellent idea for a class activity. Go to http://howjsay.com/ – a free online Talking Dictionary of English Pronunciation and key in the words that learners find confusing such as “caught; cot; cat; cut”. When they appear in pink, hover the mouse and you will hear their pronunciation. This website also offers free iPhone and Android applications.
And finally, a collection of online dictations for self-study http://www.dictationsonline.com/