Переделайте предложения во множественном числе:
1.This is cold milk.
2.That dog has no puppy
3.I have a book, an envelope, a pencil and a copybook.
4.He is my brother.
5.The dog is a kind animal.

These are cold two jugs of milk.Those dogs have no puppies. We have books, envelopes, pencils and copy books. They are my brothers. The dogs are kind animals.