1.The nurses in the hospital are very kind.they are p______ to all the atients
题目
1.The nurses in the hospital are very kind.they are p______ to all the atients
2.Before entering this school,everyone should do a physical e________
3.On one hand we must study hard,_____ ______ ______ _____,we should also prepare for the graduation ceremony
4.The box is ____ heavy _______(太……而不能)carry for the little boy
答案
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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