I try to make the skills easy to learn.it's my pleasure!
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You have very good teaching skills! Thanks again.
-EnLearner-
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05/29/2012 postreply
20:23:54
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you are very welcome. good night!
-tingfeng-
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05/29/2012 postreply
20:42:25
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Good night, Professor!
-EnLearner-
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05/29/2012 postreply
20:55:52