人教版八年级上册英语第七单元46页第二部分的作文怎么写.急.
题目
人教版八年级上册英语第七单元46页第二部分的作文怎么写.急.
答案
What’s more,I think friends are an important part of one’s health.Many studies show that people with a wide range of social contacts get sick less than those who don’t.I always feel better when I am with friends than when I am alone.When I am with my friends,I always laugh.Laughing is also an important part of health.I like to laugh with my friends
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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