用心做某事用英语怎么说
题目
用心做某事用英语怎么说
答案
put one's mind into sth
put one's heart into sth
be absorbed in doing sth
pay one's attention to doing sth
lose onesef in sth
fix one's eyes on sth
focus on sth
concentrate on sth
be buried in sth
be lost in sth
bury oneself in sth
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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