Составить предложения на английском языке, используя Present Perfect, на тему: Животные в зоопарке тоже должны быть здоровы. Что делает для этого служитель зоопарка!

Animals in the zoo should also be healthy. What does the attendant of a zoo do for this!

Attendant of a zoo has cleaned the cage already. Attendant of a zoo has fed the animals just now. Attendant of a zoo has removed the excess accessories from the cells with the animals just now. Attendant of a zoo has warned visitors already that animals require rest. Attendant of a zoo has aired the premises just now, which is in the zoo. Attendant of a zoo has followed the visitors so that they had not put their hands in the cage already.