The police do many things for us. They help keep our things and us safe and help keep cars ____（move） safely. They take care of people who are ____ (hurt). Then they send these people ____ a doctor.

    The police go around town to see ____ everything is all right. They get around town in many ways. Some of them walk or go by car. In some big cities, some of the police ride on ____(horse). It is strange.

    As ____ (them) go around town, the police help people. Sometimes they find lost children and take them home. If the police see a fight，they will put ____(冠词) end to it right away. Sometimes people will ask the police how to get to a place in town. The police can always tell the people which way to go.

    Some police stand at crossings. They tell the cars when to go and when to stop. They help children ____ (cross ) the street. They also help people who can't walk too ____ (well).

    Without the police, our streets would not be safe. Cars might go too fast and hurt people. ____(lose) people might never be found. The police do a good job. We need them. And we should thank them for a job well done.