(原因) Do you know______? They are from china. A
题目
(原因) Do you know______? They are from china. A
(原因) Do you know______?
They are from china.
A.what the coins on display are made of
B.what are the coins on display made of
C.where the coins on display come form
D.where do the coins on display come from
(说明理由.,速度加智力!)
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
最新试题
热门考点