新概念英语第二册5道词成句的题目,
题目
新概念英语第二册5道词成句的题目,
1、nce I at shomething that wrong knew was
2、fine it shopping will is tomorro go if we
3、there furing the is top mountains of snow winter the at
4、please speak pay when to grammar attention you
5、can people a this good life enjoy in very city
有几处错误,
1、once I at shomething that wrong knew was
2、fine it shopping will is tomorrow go if we
3、there during the is top mountains of snow winter the at
4、please speak pay when to grammar attention you
5、can people a this good life enjoy in very city
答案
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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