A-A+
It is obviously necessary that both the Presid
问题详情
It is obviously necessary that both the President and his advisers ______ down to earth.
A．will be
B．should be
C．would be
D．must be
参考答案
正确答案：B
解析：虚拟语气题。necessary后面接的表语从句中谓语动词要用should+动词原形。
考点：
