谈判必须是建立在（）的基础之上才可以达成，你赢我输、我赢你输都不是长久的合作之计，必须找到谈判双方对于价值的共同点。
参考答案：双赢
Tourism is important ______ Oxford and Grenoble, and they are both close ______ some of the most beautiful countryside in the region.
A．for; with
B．of; by
C．in; at
D．to; to
《兄妹开荒》是延安文艺座谈会召开以后出现的（）。
