题目内容

In Dialogue 1， the buyer is supposed to fulfil the following obligations -- _ while the seller’s duty contains_ .(每空答案仅填字母即可，格式如BC)A. using finished products produced with the purchased equipment and technology to offset cost of purchased equpiment and technology within five yearsB. paying some interest per yearC. offering technical assistanceD. selling equipment and technology

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A. a
B. a,a
C. (L)
D. (L,a)

A. S Þ (L) Þ (L,S) Þ (L,a) Þ (S,a) Þ (a,a)
B. S Þ (L) Þ (L,S) Þ (S,S) Þ (S,a) Þ (a,a)
C. S Þ (L) Þ (L,S) Þ (S,S) Þ (a,S) Þ (a,a)