Which sentence uses the subjunctive mood correctly? A. If the king was wiser, he would avoid this crisis. B. If the king were wiser, he would avoid this crisis. C. If the king is wiser, he will avoid this crisis. D. If the king had been wiser, he avoids this crisis. 答案解析 核心考点：虚拟语气。解题思路分析：与现在事实相反的假设需用'were'。正确答案依据：B项正确使用'were'表虚拟。错误选项分析：A项'was'不符合虚拟语气要求，C项为真实条件句，D项时态混乱。易错点提醒：注意虚拟语气中be动词的特殊形式。 正确答案：B