Private cars are becoming very popular ,though most of them still_____ too much
题目
Private cars are becoming very popular ,though most of them still_____ too much
A pay B cost C sell D spend
应该是哪一个
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
最新试题
- 我要写一篇英语作文,应该怎么开头呢,How do I learn English
- PV=NRT
- Take a piece of your friend翻译成中文是什么意思
- 请你选取一种事物,展开联想和想象,用打比方的说明方法表现出事物的特点
- 如果x-y=m,y-z=n,那么x² + y² +z² -xy-yz-zx的值等于( )
- 一次远足,小明与小聪分别从A.B两个景点出发,同一条公路相向而行,他们出发的时间是上午8:00,小聪行走的速度是小明的5分之4,.A.B两个之间的路程是9千米,设小明的速度为X千米/小时.
- 滴定管,量筒上有使用温度标志?
- 在场强E=4*10^3的匀强电场中有相距5cm的A,B两点,两点连线与场强成30°,求A,B两点的电势差
- Thay have made much progress with the help of the Internet改为被动语态
- 2、It is easy to __________with each other with the advanced technology nowadays.
热门考点