】一道虚拟语气题..恩,我的英语虚拟语气学的不是很好.There is a real possibility that these animals could be frightened,_______a sudden loud noise.A.being there B.should there be C.there was D.there having been

问题描述:

】一道虚拟语气题..
恩,我的英语虚拟语气学的不是很好.
There is a real possibility that these animals could be frightened,_______a sudden loud noise.
A.being there B.should there be C.there was D.there having been

对现在的虚拟用 should + do/be 这里复合了there句型 就是 should there be 意思是那将有很响的声音
虚拟语气过去虚拟 should have done 现在 should do