May I come in,Sir? OK.(),please.()! It's twenty to nine . Why are you late for school,Tony?
题目
May I come in,Sir? OK.(),please.()! It's twenty to nine . Why are you late for school,Tony?
(),sir.I got a flat tyre on my way to school. ()没关系.Don't be late agin. (),Sir.
答案
May I come in,Sir?OK.(Come in ),please.(Look at the time )!It's twenty to nine .Why are you late for school,Tony?(I 'm sorry ),sir.I got a flat tyre on my way to school.(It doesn't matter )没关系.Don'...
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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