можете написать 5 предложений в использовании Present Simple of Verb To Be не пишите пожалуйста краткие и не красивые предложения

1) there is a book on the table. 2) there are 6 books on the table. 3) there is a teacher in a class. 4) there are 10 teachers in a class. 5) there are boys and girls in the class.