Where are you going to have the meeting? In____?
题目
Where are you going to have the meeting? In____?
A. 204 Room b.Room 204 C.the room 204 D.the Room 204
请解释!
答案
b.Room 204
204房是Room 204 或the 204th room
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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