就括号部分提问：People get fruit and oil from (trees).People cut (millions of) trees every year.
题目
就括号部分提问：People get fruit and oil from (trees).People cut (millions of) trees every year.
We should (stop doing this) if we don't want a world without trees .
答案
Where do peole get fruit and oil from?
How many trees are cut by people every year?
How should we do if we don't want a world without trees
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
最新试题
热门考点