unit i business letter-writing objectives lea in structure layout of business letters envelope addressing the tendency of business letter-writing the way to master letter-writing skills exercises
unit 2 establishing business relations objectives lea in structure samples words and expressions (1) words and expressions (2) words and expressions (3) words and expressions (4) words and expressions (5) words and expressions (6) useful sentences exercises
unit 3 e- and fax objectives lea in structure samples words and expressions (1) words and expressions (2) words and expressions (3) words and expressions (4) words and expressions (5) words and expressions (6) useful sentences exercises
unit 4 enquiry and reply objectives lea in structure samples words and expr...
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