Lucy sings very well.So she does.She is the best singer in her class.啥意思
题目
Lucy sings very well.So she does.She is the best singer in her class.啥意思
答案
露西唱得很棒.她也是.她是在她们班里唱得最好的
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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