虚拟语气,与过去事实相反,用什么?If I had worked hard at school,I _____ an engineer,too.
题目
虚拟语气,与过去事实相反,用什么?If I had worked hard at school,I _____ an engineer,too.
A.would be B.would have been
选哪个,为什么呢?
答案
B.would have been 本来用什么要取决于i现在是工作了,还是要参加工作,would be也是一个可能选项,但你在提问中已经给出“与过去事实相反”,那就只能选B了.
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