How do you learn English?I learn by studying with a group.
题目
How do you learn English?I learn by studying with a group.
How do you study for a test?I study by listening to tapes.
Do you learn English by reading aloud?Yes,I do.
Do you ever practice conversations with friends?Oh,yes.It improves my speaking skills.
Have you ever studied with a group?Yes,I have.I’ve learned a lot that way.
请英语高手将以上句子翻译下,急用~
答案
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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