虚拟语气

题目

虚拟语气
Would that be silly to talk about it any more ______ that be true.
A.unless B.if C.should D.would
请说明理由,

答案

此题选C.
解析：should that be true是if that should be true的省略倒装,是对将来的虚拟.对将来的虚拟有三种构成：
从句可用:
一般过去时态(did,were)、
were to do、
should do.