英语划线提问(划线部分为最后2个单词）
题目
英语划线提问(划线部分为最后2个单词）
1.I play tennis with my mother every morning.
2.The weather here is very fine.（两种情况）
3.I was born in 1997.
答案
1,when do you play tennis with your mother?
2,how about the weather there?
what is the weather like there?
3,when were you born?
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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