in the dark street,there wasn't a single person ____ ____she could ask for help

问题描述:

in the dark street,there wasn't a single person ____ ____she could ask for help
A.that B.from whom C .whom D .to whom
there be 句型中不是关系代词不是只能用that么?ask sb for hlep.哪来的from?

这是介词+whom(指人时)/which(指物时)结构相当一个定语从句,其中介词由固定短语确定.如本题:ask for help from sb,就是此用法,希望对你有所领悟