作业帮a stranger was noticed enter the building just now 为什么是entering
来源：学生作业帮助网 编辑：作业帮 时间：2024/05/03 04:41:37
a stranger was noticed enter the building just now 为什么是entering
a stranger was noticed enter the building just now 为什么是entering
a stranger was noticed enter the building just now 为什么是entering
这是 sb be seen/heard/ watched/noticed doing sth 的固定用法
某人被看到在做某事.
A stranger was spotted while entering the building just now .