--Did you scold him for hiscarelessness? …Yes,but it.
题目
--Did you scold him for his
carelessness? …Yes,but it.
A.I would rather not do B.I'd rather not have done
C.I shouldn't do D.I'd better not do
答案
A的话应该是在还没做的时候说的,C时态不对,应该是shouldn't have done,而且shouldn't放在这读起来也觉得怪怪的= = D的话肯定是在没做过某事的时候说我最好做什么什么.所以选B啦,现在完成时,表示已经做过某事,但一直延续到现在
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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