选用所给的词语填空(注意形式 ) where what when how why whose which ____book is this
题目
选用所给的词语填空(注意形式 ) where what when how why whose which ____book is this
________is the weather like today,
________do you come from.
________were you born? In may.1990
________do you often go to school ? on foot
________is heavier the elephant or the bear
famous large visit get ready for rain go to
country watch tv grow up work
my parents and I are ___england and ____the____bigben.
china is one of ___in the world
after breakfast,my grand my grandma will____lunch
it will be____tomorrow.I will____at home
mike will be a ____when he _____
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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