[на 100% верно] Замените сложное предложение на предложение, содержащее инфинитивный оборот. It is known that many books are published in our country every year.
[на 100% верно] Замените сложное предложение на предложение, содержащее инфинитивный оборот. It is known that many books are published in our country every year.