哪位高手帮我改这篇英语短文,一共10个错误
题目
哪位高手帮我改这篇英语短文,一共10个错误
In your school bags you have pencils,pens,a ruler or some books.Neither of these things grow in the field.they were all made in factories and invented someone.There have not always had pencils and pens,rulers and books Thousands years ago ,no one knew about these things,Who invented them?We do always know.There have been much thousands of inventions in the human history,Some of these inventions has changed the world,such as paper,printing and radio,and we know the inventors,And we have forgotten most of the other inventors.an example,who invented the clock,or the lock to the door?We do not know
答案
1,In your school bags you have pencils,pens,a ruler or some books.(or 改成 and,肯定句里表并列用and)2,Neither of these things grow in the field.(Neither改成None,三者及以上中表否定用None,否则用neither)...
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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