the old hostess stood ( ) [surprise] for a moment when she saw a beggar appear before her suddenly.

问题描述:

the old hostess stood ( ) [surprise] for a moment when she saw a beggar appear before her suddenly.
为什么填surprised

这儿的stood相当于连系动词,意为"保持",所以其后可跟形容词作表语.
主语the old hostess 为"人",故用surprised作表语,不能用surprising 哟!
句意:当年老的女主人看到一个乞丐突然出现时,她站在那惊呆了一会.