• 2021-04-14
    Letters of congratulations are usually lengthy.
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      中国大学MOOC:"Invitation letters are usually sent by _________ to scholars and experts in the field and other prospective participants. ";

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      An abbreviation is usually written in capital letters and used in trade terms, cables and facsimile, business correspondence and advertisement.

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      Section A: True or False 1.Informal letters are usually addressed to close friends, family, or relatives for personal communication.

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      In structure, business letters usually contain 11 basic components. They are the heading, , the inside address, the subject heading, , , the body of the letter, , , the signature and .

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      Usually speaking, what are the tones used in business letters? A: being polite B: being considerate C: being friendly D: being regretful