it is necessary(important...)that sb should do这种句型的虚拟后面shoul
it is necessary(important...)that sb should do这种句型的虚拟后面shoul
it is necessary that后面要用虚拟语气吗?(即加should do).
形式主语加形容词加that后面要用虚拟语气吗.如It's important that sb should do和it'
it is important that sb should do 中的should 可以省略吗?
It is + adj.+that ...这种句型后面都一定要用虚拟语气是吗?
关于英语虚拟语气.在主语从句的虚拟语气It is surprising/necessary/important/etc.
it is worthwhile that这个句型后面的that从句部分需要使用虚拟语气吗?
英语中要接虚拟的句型,就是那几个加should do,did,或者是退后一个时态的(例如,it is time that
It's necessary / important / essential that we (should) clea
It is high time that sb.should do
it is high time that 是虚拟语气,后面可加过去时或should do,那是不是所有虚拟语气后都可以加
it is strange that sb should do与have done的区别