I think math is an interesting subject.同义句
题目
I think math is an interesting subject.同义句
I am very ()()math.
答案
(同义句) I am very _ _ math 4.I can speak several foreign 2.Do you have to move away your bike?3.I am very interested in ,
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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