帮忙改改这篇英语作文
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帮忙改改这篇英语作文
Happiness is for everyone.You don't need to care about those people who have beautiful houses with large gardens and swimming pools or those who have nice cars and a lot of money and so on,why?Because those who have big houses may often feel lonely and those who have cars may want to walk on the country roads at their free time.
In fact,happiness is often around you.What's happy?It's also mean a feel.When you feel sad,a friend of you may cheer you up,that time perhaps make you feel happy.
Happiness is not the same as money.It is feeling of your heart.When you are poor .you can also say you are happy,because you have something else that can't be bought with money.When you meet with difficulties you can say loudly you are happy,because you have more chances to challenge yourself.
答案
一段很好二段 in fact,happiness is often around you .what's happiness?it means a feeling.when you feel extremely sad ,a friend of yours may cheer you up ,it can make you feel delighted.happiness is not...
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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.
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