It was not until then that I came to know knowledge ____only from practice. (2 分)

It was not until then that I came to know knowledge ____only from practice. (2 分)

题目
It was not until then that I came to know knowledge ____only from practice. (2 分)
A. had come
B. came
C. would come
D. comes
答案
D
从句" knowledge comes only from practice"是客观真理,所以不管主句是何时态,从句都用一般现在时.
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
奥巴马演讲不用看稿子.为什么中国领导演讲要看?
想找英语初三上学期的首字母填空练习……
英语翻译
最新试题
热门考点

超级试练试题库

© 2017-2019 超级试练试题库,All Rights Reserved.