英语作文《My family》40个单词
题目
英语作文《My family》40个单词
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答案
my name is XXX.I am XX years old.I have a very happy family .My father is tall and handsome .My mother is beautiful and kind.I am a student .I like playing football.(playing the piano...)I love my father and mother .I love my family.
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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