There are two types of business negotiations: oral and written.

There are two types of business negotiations: oral and written. The former refers to direct discussions conducted at trade fairs or by sending trade groups abroad or by inviting foreign customers. Business discussions through international trunk calls are also included in this category.
【正确答案】：商务谈判有口头谈判和书面谈判两种形式。口头谈判是通过参加商品交易会、派遣贸易小组出国或邀请外国客户到本国进行的面对面的讨论，而通过国际长途电话所进行的商务讨论也属于口头谈判。
【题目解析】：参见教材P108。