写英语日记
题目
写英语日记
今天去春游,但是我没去,所以要写一件有意义的事
开头要交代其他同学去春游了,但是我因为某些原因没去,然后再叙述事件
答案
Today,all of my classmates went for a spring outing.Unfortunately,I had to ask for leave and keep myself at the town,because I had made an appointment with Grandma X.She is my neighbour,and she is...
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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