四六级考试

【单选题】 The board deemed it urgent that these files ______ fight away.
A．had to be printed
B．should have been printed
C．must be printed
D．should be printed

网考网参考答案：D
网考网解析：
虚拟语气。urgent后的that从句中使用should加动词原型类的虚拟语气。 查看试题解析出处>>