my dream 英语作文100词,一般将来式
题目
my dream 英语作文100词,一般将来式
答案
my dream
I have a dream that I am always young. Then I will have enough energy to do everything whenever I want. Moreover, I don't have to worry about the old age during which I even can't take care of myself. I know that my dream will not come true. However, I think it is lucky that I am young now. So I will treasure my time, enjoy my life and try my best to do everything well.
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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