首字母填空,大家快来填.
题目
首字母填空,大家快来填.
Planes are much faster t______ underground,trains,taxes and buses.Buses are the c____and the slowest of the f_____.Taxes run more quickly than buses,but they are more e_____.Underground trains are not as f_____ as planes,but they run as quickly as trains o_____ the ground.Underground trains are the second cheapest of them and the most c______.
答案
than.cheapest.five.expensive.fast.on.comfortable
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