The noun in the sentence "the boy dropped his book" is "boy." It is the subject of the sentence and the main noun referring to the person performing the action.
The noun 'boy' is a common noun, a general word for any young male person.A proper noun is the name of a specific person, place, or thing. A proper noun for the common noun 'boy' is the name of a specific boy.
The word boy is a common noun; the proper noun would be the name of the boy or the word boy used as a name or a title, such as entertainer Boy George, the book/movie title 'The Boy in the Striped Pyjamas'.
The word 'your' is a pronoun, a possessive adjective, a word placed before a noun to describe the noun that belongs to you.Example: This is your book.The pronoun 'yours' is the possessive pronoun, it takes the place of a noun that belongs to you:Example: This book is yours.A verb is a word for an action or a state of being.Examples:You dropped your book. (the verb 'dropped' is a word for an action)This is your book. (the verb 'is' is a word for a state of being)
Little Boy was dropped on Hiroshima Fat Man was dropped on Nagasaki
i belive it was dropped in hiroshima.Little boy was an uranium bomb
Both forms are possessive nouns:boy's is the possessive form of the singular noun boy.boys' is the possessive form of the plural noun boys.Examples:This boy's scores have qualified him for the finals. (singular)All of the boys' scores have qualified them for the finals. (plural)
The adjective form of the noun boy is boyish.In most cases, the noun 'boy' is used to describe a noun (a boy band, the boy puppy). This use of a noun to describe another noun is called an attributive noun or a noun adjunct.
Little boy was dropped over Hiroshima and fat boy was dropped over Nagasaki.
You is a pronoun, a word that replaces a noun, which is a person, place, thing, or idea. Example (for this example, your name is Mark):'Mark, you must have dropped this book; it has your name inside the cover.'The word you replaces the word Mark because I wouldn't say, 'Mark must have dropped...' when I was talking to you.
They were called Little Boy and Fat man. (see related question link below)
"Little Boy" was dropped on Hiroshima and "Fat Man" was dropped on Nagasaki .
'Little Boy' was dropped upon Hiroshima whereas 'Fat Man' was dropped upon the Japanese city of Nagasaki .