第一人稱、第二人稱單數(shù)、復(fù)數(shù)都用have,如：
I have a book./ You have a book,too.
we have some books./ You don't have book.
一般現(xiàn)在時(shí)中,第三人稱單數(shù)的時(shí)候用has,復(fù)數(shù)還是用have,如：
He has a book.
They have some books.