You will never think it a waste of time.You start the course.这两句话当中用什么连词?
题目
You will never think it a waste of time.You start the course.这两句话当中用什么连词?
答案
If you start the course,you will never think it a waste of time.
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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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