7. Many investors base their choice between bonds and stocks on comparing bond yields to the dividends available on common stocks. (A) between bonds and stocks on comparing bond yields to (B) among bonds and stocks on comparisons of bond yields to (C) between bonds and stocks on comparisons of bond yields with (D) among bonds and stocks on comparing bond yields and (E) between bonds and stocks on comparing bond yields with 为什么答案是C,我选了E。 compare with 和comparisons of with 请问用在这里名词和动词有什么区别?且原句用的是动词,感觉用动词比名词好些。