答案:A long narrative poem, typically a recounting of history or legend or of the deeds of a national hero and of reflecting the values of the society from which it originated. Many epics were drawn from an oral tradition and were transmitted by song and recitation before they were written down. Later on this literary genre was written down by the poets, such as Paradise Lost, Paradise Regained. Two of the greatest epics are Homer’s Iliad and Odyssey. While in British literary history, the national epic is Beowulf. During the Renaissance, critical theory emphasized two assumptions: