Many new opportunity will be opend up in the course of time for those_____.
题目
Many new opportunity will be opend up in the course of time for those_____.
A,with an university education B,with a university education C have a higher education D have had a higher education ,选 那一个呢 为什么
答案
B……
C、D显然不行吧要加who,university第一个音不是元音……用a不用an
猜的不晓得对不对……
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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