Change the sentences using the nouns in plural where possible. make all the necessary changes. (this story is known to everybody. these stories are known to everybody.) 1.an intelligent relative has read all the books i have. 2. a cunning student has introduced himself as another boy. 3. a generous person orders a lot of dishes in the cafe. 4. a cold cellar was closed for summer. 5. heavy traffic is always in our street. 6. there was an interesting toy in the yard. 7. i used to keep a photo in the attic.