_____no air and water,there would be no life in the world.
题目
_____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?
答案
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
举一反三
已知函数f（x）=x，g（x）=alnx，a∈R．若曲线y=f（x）与曲线y=g（x）相交，且在交点处有相同的切线，求a的值和该切线方程．
我想写一篇关于奥巴马的演讲的文章,写哪一篇好呢?为什么好
最新试题
热门考点