A:( )schoolbag is here.（）desk but where is( )? B:( )saw( )beside()but( )is not there now如题 谢�
题目
A:( )schoolbag is here.（）desk but where is( )? B:( )saw( )beside()but( )is not there now如题 谢�
答案
A.( Your ) schoolbag is here.( On ) the desk but where is ( mine B.( I ) saw it beside ( the desk ) but ( it ) is not there now.
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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．
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