帮我SAT作文评分谢谢!Do you agree that progress is always positive?
题目
帮我SAT作文评分谢谢!Do you agree that progress is always positive?
Everything has its second fold.Progress is not an exception.We define progress as a process of development,with overcomes,victories and milestones on the road behind.However,the value of progress is assessed by the impacts made from the road.Such impacts involve both positiveness and negativeness.The following context will be discussing two negative examples that are influenced by progress.
The Industrial Revolution is widely confirmed to be a dramatic turning point in human history,setting up ample scientific and manufacturing milestones during the 18th and 19th centuries.Factories with smokestacks were established everywhere,thus accelerated the productivity with more efficiency.It was also significant that the progress of railway transportation connected people and business together.Nevertheless,judging from another angle,the revolution saw the severe pollution in industrial cities.Moreover,continuously exhausting ca
答案
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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