man turn on light

the man turns on the light children

turn off switch the children are turning off the switches boy

open

door

the boy is opening the door University student closed door the University

student is closing the door athlete's

start

race the athletes are starting the race

the man turns on the light the children are turning off the switches the boy is

opening the door the University student is closing the door the athletes are

starting the race

you

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男人

开灯 男人开灯 儿童

关掉开关 孩子们 关掉开关 男孩

开门 男孩开门 大学生关门

大学生关门 运动员

起跑 运动员起跑

男人开灯 孩子 们关掉开关 男孩正在

开门 大学生 正在关门 运动员正在

开始比赛

你