There are two (f-------) in the classroom building.
题目
There are two (f-------) in the classroom building.
Mary's brother has a dog .（ ）ofteh helps ( ) walk the dog .填人称代词
答案
Mary's brother has a dog .（ She ）ofteh helps (him ) walk the dog .
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