用英语介绍自己的房间,(有一张床,床的上面有一张蓝色的被子,那儿还有一个书桌,上面有电脑,等等,多
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用英语介绍自己的房间,(有一张床,床的上面有一张蓝色的被子,那儿还有一个书桌,上面有电脑,等等,多
答案
There is a bed in my bedroom. There is a blue quilt on the bed. And the desk is also near the bed. My computer is just located on the desk. I clean my bedroom twice a day, so it kepts tidy everyday. i like my bedroom
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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