根据四副图片写一篇100字左右英语作文

One day after school ,my classmate and I were walking back home.Suddently we heard a loudly sound coming from the road.When wy hurried to there we found that there was an accident!A man was knocked off by a car and he was badly hurt.We decided to go there and help the man.A
stranger came out and prevent us to helping the man.We were ready to argue with the stranger.He just point at the grass on the side of the road.It was a man hold a video camera ,we realized in a second.They are making movies!