Изменить предложение "Students read this book every day." в 12 временах :present simple, present continuous, present perfect, present perfect continuous, past simple, past continuous, past perfect, past perfect continuous, future simple, future continuous, future perfect, future perfect continuous.
Students are reading this book now.
Students have read this book.
Students have been reading this book.
Students read this book.
Students were reading this book.
Students had read this book.
Students had been reading this book.
Students will read this book.
Students will be reading this book.
Students will have read this book.
Students will have been reading this book.
Не знаю всей сути задания, если нужно будет ещё уточнить промежуток времени, то тут уже сам в конце нужное подставь, но сами времена расписаны выше.