Hainan is a good place ()fun.A.having B、has C、have C、to have This is a nice city ()many i
题目
Hainan is a good place ()fun.A.having B、has C、have C、to have This is a nice city ()many i
places.
弄错了,是This is a nice city ()many interesting places
A、of B、with C、on D、and
答案
This is a nice city ( B )many interesting places.
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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