if the temperature________ (raise),the ice turns into water提问
题目
if the temperature________ (raise),the ice turns into water提问
答案
乱弹琴.
is raised -------只能用被动语态结构,一般现在时.(主将从现.)-------应该是这样的.
is raised == rises
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
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