( )which year did you come to this year.补全对话,往空里补.
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( )which year did you come to this year.补全对话,往空里补.
快,急.具体题目在八年级上册英语同步练习册(配人教版,河北人民出版社)72页IV题材.
错了,抱歉,是( )which year did you come to this city?
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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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