1,敬老活动(除了go to old people's house.)
senior citizen activities 例如volunteering at a nursing home在疗养院做志愿服务
2,运动器材
fitness equipments 或 exercise equipments 例如treadmills 跑步机
3,烟头
cigarette butts
4,尘土（不要搞个GRE的尘土.不要那么文艺的.生活一些.）
dust
5,整理图书
clean up your books 如书放的很乱,那你就说clean up your books就是叫人要把书整理好.
6,短片(short moive就算了亲.)
short films 1,敬老活动(除了go to old people's house.)
senior citizen activities 例如volunteering at a nursing home在疗养院做志愿服务
2,运动器材
fitness equipments 或 exercise equipments 例如treadmills 跑步机
3,烟头
cigarette butts
4,尘土（不要搞个GRE的尘土.不要那么文艺的.生活一些.）
dust
5,整理图书
clean up your books 如书放的很乱,那你就说clean up your books就是叫人要把书整理好.
6,短片(short moive就算了亲.)
short films