Jeff often has breakfast at home,but s________in the restaurant(根据首字母提示)
题目
Jeff often has breakfast at home,but s________in the restaurant(根据首字母提示)
There are lots of money in the bank(找错,并改正)
Please give some money for the old man(找错,并改正)
答案
sometimes
There is lots of money in the bank
Please give some money to the old man
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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