同义句转换：1.How is the weather today? 2.Can you play the piano well?
题目
同义句转换：1.How is the weather today? 2.Can you play the piano well?
答案
what is the weather like today?
are you good at playing the piano
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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