she refused to attend the meeting unless her right
题目
she refused to attend the meeting unless her right
Awas protected Bwould be protected
答案
B.
protect 发生在 refuse之后阿,应该用will be
时态一致,would be
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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