问题
选择题
She suddenly saw him standing in the crowed, his eyes______ her like they had in school.
A．stared at
B．staring at
C．being stared at
D．to stare at
答案
答案：B
考查独立主格结构。独立主格结构不是句子，是一个短语，但是它的作用就相当于句子。本题两部分之间缺少连词，说明后半部分不是句子，his eyes与stare at之间构成主动关系，则使用现在分词的形式，故B正确。