作业帮T()of people have taken part in this activity.
来源：学生作业帮助网 编辑：作业帮 时间：2024/05/03 15:46:37
T()of people have taken part in this activity.
T()of people have taken part in this activity.
T()of people have taken part in this activity.
(Thousands) of people have taken part in this activity.上千人参加了这次活动.