She suddenly saw him standing in the crowed his eyes her like they had in school.A. stare

问题补充：

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：

A. stared at

(答案→)B. staring at

C. being stared at

D. to stare at

解析：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。