what your parents or grangparents did when they were children at Chinese New Year.
题目
what your parents or grangparents did when they were children at Chinese New Year.
请用英语回答
答案
They got together with their familys and had a big dinner.What's more,they played fireworks to welcome the coming new year and prayed for a harvest year.
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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