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ed. Do not sign your own name at the end of your letter, using Li Ming instead. Sample: Dear Professor Michael Hutchison, We are very glad to hear that you are attending an international conference in Beijing. We are writing this letter to inquiry the possibility of inviting you to deliver a lecture on American literature for our postgraduate students on the evening of June 16. We have long been noticed that you have done a lot of substantial and creative work in this field. Two of your books have bee textbooks f