新概念2
题目
新概念2
He's going to sell it.That's what he________to do.
A.Intends B.will C.shall D.going
Before he went to bed,Mr.Thompson_________the lights.原文是关了电.
A.close B.turned on C.closed up D.switched off
答案
A.Intends to do 打算做某事=Be going to
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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