_____no air and water,there would be no life in the world.
问题描述：
_____no air and water,there would be no life in the world.
A:There was
B:There were
C:Is there
D:Were there
应该选什么,为什么?
答
D:Were there
在虚拟语气条件句中从句谓语动词有were, had, should等词,可将if 省略,把 were, had, should 移到主语之前,采取部分倒装
例如：
Were I you, I would try it again. 我是你的话,就再试一次