No decision ______ about the trip until the headmaster comes back.[ ]
问题描述：
No decision ______ about the trip until the headmaster comes back.[ ]
A.is made
B.will be made
C.is being made
D.has been made
答
B
这里有两个考点
一是no否定词位于句首要倒装
二是主将从先,从句用现在时了,主句用将来时