①parents always ____ ____ their children ____ 父母总是先想到他们的孩子
题目
①parents always ____ ____ their children ____ 父母总是先想到他们的孩子
②l had to listen to it carefully because someone made a lot of noise
l had to listen to it carefully ____ ____ a lot of noise
③she will not buy animal fur any more.(同义句）
she will ____ ____buy animal fur
答案
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．
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