Valentine‘s Day may come from the ancient Roman feast of Lupercalia. __1__ the fierce wolves roamed nearby，the old Romans called __2__ the god Lupercus to help them. A festival in his __3__ was held on February 15th. On the eve of the festival the __4__ of the girls were written on __5__ of paper and placed in jars. Each young man __6__ a slip. The girl whose name was __7__ was to be his sweetheart for the year.
    Legend __8__ it that the holiday became Valentine‘s Day __9__ a Roman priest named Valentine. Emperor Claudius II __10__ the Roman soldiers NOT to marry or become engaged. Claudius felt married soldiers would __11__ stay home than fight. When Valentine __12__ the Emperor and secretly married the young couples，he was put to death on February 14th，the __13__ of Lupercalia. After his death，Valentine became a __14__. Christian priests moved the holiday from the 15th to the 14th—Valentine’s Day. Now the holiday honors Valentine __15__ of Lupercus.
    Valentine‘s Day has become a major __16__ of love and romance in the modern world. The ancient god Cupid and his __17__ into a lover’s heart may still be used to __18__ falling in love or being in love. But we also use cards and gifts，such as flowers or jewelry，to do this. __19__ to give flower to a wife or sweetheart on Valentine‘s Day can sometimes be as __20__ as forgetting a birthday or a wedding anniversary.