单选题 Investors remain hopeful of a positive outcome despite only a______agreement being reached in the last round of negotiations between the two trading partners.
【正确答案】 B
【答案解析】解析:根据上下文语义,此处意为“尽管只是达成了暂时的协定,但投资者依然期待着积极的结果”,因此形容词(B)tentative(暂定的)为正确答案。(A)vigilant意为“警惕的”,(C)diligent意为“勤奋的”,(D)reliant意为“依赖的”。