He were surprised at __ the exam .
题目
He were surprised at __ the exam .
A him not pass B his passing not C his not passing
答案
C
surprised at后面要跟名词形式
his not passing是动名词形式,所以就选C.
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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