She was clearly a customer at Scott' s as she told the waiter that she would stick to her

问题补充：

She was clearly a customer at Scott s, as she told the waiter that she would stick to her favorite．

A. casual

B. common

C. regular

D. ordinary

答案：

A. casual

B. common

(答案→)C. regular

D. ordinary

解析：A. casual随便的B. common普遍的C. regular定期的，经常的 D. ordinary平常的，句意：她无疑是斯科特餐馆的常客，同时她告诉服务员她会一直点她最喜欢的那种菜。

regular customer常客，故选C