1_____you _____(have) a dinner together.
题目
1_____you _____(have) a dinner together.
2____Han Ming __ (do)her homework with the twins?
3_________Wang Feng and her mother ___________(sing)an English song in the coming party?
4When _______the children ______(meet) at the school gate?
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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