1.Look at the pictures l took when l was travelling in france(名词-动词)
题目
1.Look at the pictures l took when l was travelling in france(名词-动词)
答案
Have a look at the pictures I took when I was travelling in Franceg.有没有说明是把哪个名词变动词.
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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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