一道英语选择,理由
题目
一道英语选择,理由
Ann looks so _____.You can't believe she's ____to me.
A.young;senior B.older;junior C.old;senior D.younger;junior
答案
senior年长的,年纪较大的[(+to)]
Bob is two years senior to me.
鲍伯比我大两岁.
junior年纪较轻的[(+to)]
He is junior to me by two years.
他比我小两岁
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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