考博考试

【单选题】 The WTO leaders had been urged some countries to make necessary concession to promote their mutual negotiations.
A．apology
B．compromise
C．substitution
D．permission

网考网参考答案：B
网考网解析：
concession让步。compromise妥协，折中。apology道歉。substitution代替，取代。permission许可，允许。 查看试题解析出处>>