As the film star began to appear，the children watched, .
A. fascinating
B. fascinated
C. being fascinated
D. having fascinated
网友回答
A. fascinating
(答案→)B. fascinated
C. being fascinated
D. having fascinated
解析：此处fascinated是形容词，在句中作状语，表示伴随。句意：当那个影星开始出现的时候，孩子们入神的看着。