I have no hesitation ____ that he will rise high in the world.
题目
I have no hesitation ____ that he will rise high in the world.
(A) to saying (B) into saying
(C) in saying
And tell me why,thank you.
答案
C in saying
have no hesitation in doing sth.
A.显然不对,动词不定式应该是to 加动词原形
B.into 一般前面的动词应该是动作.如:I talk him into buying me a cake.
所以选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．
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