急 How many sheep are there in the zoo?What colour is the bean?
题目
急 How many sheep are there in the zoo?What colour is the bean?
It's green .
Has your teacher got long hair or short hair?Long hair.
What's under the tree?There are a lot of children.
答案
How many sheep are there in the zoo?公园里有多少只绵羊?What colour is the bean?豆子是什么颜色的?It's green .它是绿的.Has your teacher got long hair or short hair?Long hair.你的老师是长头发还是短头发?...
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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