Скажите что это не так.употребите сокращённую форму глагола 1- It is

Скажите что это не так.употребите сокращённую форму глагола 1- It is a dog. .........a dog. 2- There is a dog in the car. ...........a dog in the car. 3- She will be late tomorrow. ........late tomorrow. 4- They are trees. ...................trees. 5- There are some trees near the old house. ..................trees near the old house.