Find a phrase closest in meaning to the word"drop".
题目
Find a phrase closest in meaning to the word"drop".
答案
fall plunge descend dive ( 落下;掉下;下降)vi.
dismiss up abandon give let go(丢弃)vt.
hardly amount anything small(微量)n
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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