Have you noticed any differences between Tom and Mike?Tom is twenty years old.Mike is twenty-one.
题目
Have you noticed any differences between Tom and Mike?Tom is twenty years old.Mike is twenty-one.
答案
I think "notice" here refers to what you can see or feel, and the age cannot be noticed. You can answer the question from their appearance and their characteristics. Hope it will help you.
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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