27.It is necessary that everything ____ ready by 6:00 p.m.A.be B._英语解答

27.It is necessary that everything ____ ready by 6:00 p.m.
A.be B.will be C.shall D.would be
选哪个,为什么?

人气：197 ℃　时间：2019-11-10 15:19:38

解答

A
It is necessary/important/strange/surprising that +主语＋(should)+原型动词.
这是一种虚拟语气句型.