Помогите пожалуйста!!!
напиши предложения во множественном числе
1.it is a cat .They are cats.
2.it is a bat-
3.it is a frog-
4.it is a puppy-
5.it is a computer-
6.it is a book-
7.it is a pet-
8.it is a black dog-
9.it is a green car-
10.it is my sister-

Тут все просто.It меняем на They.is меняем на are т.к.are используется во мн.чA убирается. А к сущ.и прил.добавляем s.They are blacks dogs. They are frogs.