We usually sing a song at the b____ of the class.What e____ do you want to do this aftenoon?是什么
题目
We usually sing a song at the b____ of the class.What e____ do you want to do this aftenoon?是什么
It's a r______ day today.是什么?
答案
We usually sing a song at the back of the class.What eagernees do you want to do this aftenoon?我们常常在教室后面唱歌.今天下午什么是你最热切想做的?
It's a raining day today 今天是个下雨天
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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