If one doesn't know the tiny pronunciation difference of the same vowel between calf, car and calve, no matter how (s)he tries, (s)he’ll never figure it out. See 關於英語口語學習 .
It's very misleading :)
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you are right, the beauty of these strategies are on listening.
-tingfeng-
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05/31/2012 postreply
10:29:52