将下面的句子翻译成英语:这学期我已经给父母写了三封信2.我父亲已经给我买了一辆新自行车
题目
将下面的句子翻译成英语:这学期我已经给父母写了三封信2.我父亲已经给我买了一辆新自行车
答案
:This semester I have wrote three letters to parents 2.my father has bought me a new bike :This semester I have wrote three letters to parents 2.my father has bought me a new bike :This semester I have wrote three letters to parents 2.my father has bought me a new bike This semester I have wrote three letters to parents 2.my father has bought me a new bike
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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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