七年级下册英语第四单元的作文怎么写
题目
七年级下册英语第四单元的作文怎么写
答案
Our dream school Hello,everybody!I am so glad to introduce our dream school.In my heart,our dream school will be very beautiful and colorful.There will be more flowers,grass and trees in our school.There will be less pollution and more fresh air.In addition,there will be many robot teachers in our school and they will replace(取代) teachers` jobs.And students will study on computers and they won`t study on books anymore.So what do you think Can you introduce your dream school?
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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