新概念英语第二册第15课关键句型详解
题目
新概念英语第二册第15课关键句型详解
答案
A 1a The secretary told me that Mr.Harmsworth would see me.bcMr.Harmsworth will see you.d 2 a Mr.Harmsworth said that business was very bad.b cBusiness is very bad.d 3 a Mr.Harmsworth told me that the...
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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