1.He is going to swim in the afternoon(改为复数形式) 2.Send him the book(改为他否定句)
题目
1.He is going to swim in the afternoon(改为复数形式) 2.Send him the book(改为他否定句)
答案
1.He is going to swim in the afternoon(改为复数形式)
They are going to swim in the afternoon
2.Send him the book(改为他否定句)
Don't send him the book
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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