my mother is talking with my engerlish teacher on the photo.对划线部分提问
题目
my mother is talking with my engerlish teacher on the photo.对划线部分提问
划线部分是my english teacher
答案
Who is my mother talking to on the phone with?
Which teacher is my mother talking to on the phone with?
Which of my teachers is my mother talking to on the phone with?
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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