It is required by law that a driving test ______

试题详情及答案解析

It is required by law that a driving test _______ taken before a man gets a license.

A．was

B．be

C．were

D．is

答案：B

试题分析：考查虚拟语气。主句中有require表示要求，所以从句中要用should be,should 可以省略。句意：法律要求在一个人得到许可证之前要进行驾驶考试。故选B。
考点：考查虚拟语气