—Have you been wasting time on computer games again?— _______.I’ve been studying a lot and I
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—Have you been wasting time on computer games again?— _______.I’ve been studying a lot and I
—Have you been wasting time on computer games again?
x05— _______.I’ve been studying a lot and I need a break.
x05A.I couldn’t agree more x05B.Not really x05C.I don’t agree x05x05D.No way
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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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