know think see 的区别
题目
know think see 的区别
答案
knowKK:[]DJ:[]vt.[W]1.知道;了解;懂得[O2][+(that)][+wh-]I knew she was against us.我知道她反对我们.2.认识;熟悉We have known each other for many years.我们相互认识多年了.3.认出;辨别[(+by/from)]I know ri...
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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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