[单项选择] World’’s Top Distance Races We’’ve scoured the globe to find the world’’s best distance events — and we’’ve found the following races which you simply must run if you get the chance. A Swiss Alpine Races This is as beautiful — and tortuous — as it sounds: the Swiss Alpine races take runners through verdant upland meadows and deep woods on primitive running trails. Runners travel through tunnels, over high wooden bridges, up flights of steps and through mountain villages, with only yodelling spectators to break the silence. Two of the three races (the 28-kilometre Landwasserlauf and the 67-kilometre "marathon") begin benignly enough on a stadium track in Davos( at 5,000 m). a centre for high-altitude sports training in Europe. The mid-distance Sertiglauf covers the last 39 kilometres of the marathon course, providing runners with the challenge of crossing the 3,000m Sertig Pass. Founded as recently as 1986. the races already attract more than 2
A. Y
B. N
C. NG