Study on health care in kindergartensI. Filling in empty (1 minute per space, 40 minutes)1. Ambulances occur every four quarters of the year, often at the () peak of () months。2. Work records and health files should be (), complete and clearly written. The working records should be archived in a timely manner for at least () years。3. Physical disinfection of the ambient air of the child-care establishment by the physical disinfectio