【明報專訊】After a long cold winter, spring always comes as a welcome relief. "The new grass turns green, flowers everywhere begin to bloom（開花）, and everything on earth just seems fresher and more peaceful," Elmer said. Then he sighed. "The only problem is I feel awfully tired, and I have no energy!" Without a doubt, Elmer is suffering from（承受……的苦）spring fever. Spring fever is a feeling of laziness many of us feel as the days get longer and warmer in the springtime.