用a/an/some/any 填空 1.There is __photo on the desk 2.There is __milk in the bottle
题目
用a/an/some/any 填空 1.There is __photo on the desk 2.There is __milk in the bottle
答案
1.There is a photo on the desk 2.There is some milk in the bottle.
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