I want to listen to some music.Iwould like _______.A a mirror B a phone C a pair of earphones
题目
I want to listen to some music.Iwould like _______.A a mirror B a phone C a pair of earphones
答案
A:一个镜子B:一部电话C:一副耳机,很明显C,你对单词不熟啊
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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