look into look for look up的区别
题目
look into look for look up的区别
答案
look into 调查,观察,在...里查资料
1.观赏
They stopped to look into the window.
他们停下来看看橱窗.
2.调查
The government has set up a working party to look into the problem of drug abuse.
政府已成立工作组调查滥用毒品问题.
3.看
to look into the mirror
照镜子
look for 指寻找,更倾向于找的过程,动作,(顺便提一下)
look up 一般指在字典里查找单词什么的,
look up the word in the dictionary.
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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