Нужно сегодня! say the same in different way using the words: class,lecture,exam,mark,book,talk,lessons,notes. choose the right preposition: in or on. 1) a talk about the history of russia 2)a mark a geography teacher gives you 3) a book with a lot of information about computer studies 4) an exam pupils take at the end of literature classes 5) notes about the problem of population 6) lessons where students sing and learn much about music. 7) a class where english grammar is explained заранее огромнейшее !