Unit1EstablishingBusinessRelationship
nPartⅠWarm-up
nPartⅡSampleConversations
nPartⅢFunctionalPatternsandExpressions
nPartⅣFieldPractice
nPartⅤDiscussionandComments
nPartⅥWordsandExpressions
nPartⅦFeedbackandComments
nUnit2CommercialExhibition
nPartⅠWarm-up
nPartⅡSampleConversations
nPartⅢFunctionalPatternsandExpressions
nPartⅣFieldPractice
nPartⅤDiscussionandComments
nPartⅥWordsandExpressions
nPartⅦFeedbackandComments
nUnit3IntroductionofProductsandCompany
nPartⅠWarm-up
nPartⅡSampleConversations
nPartⅢFunctionalPatternsandExpressions
nPartⅣFieldPractice
nPartⅤDiscussionandComments
nPartⅥWordsandExpressions
nPartⅦFeedbackandComments
nUnit4InquiryandOffer
nPartⅠWarm-up
nPartⅡSampleConversations
nPartⅢFunctionalPatternsandExpressions
nPartⅣFieldPractice
nPartⅤDiscussionandComments
nPartⅥWordsandExpressions
nPartⅦFeedbackandComments