题目内容
Speed roller skates are athletic shoes, not equipment
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The inline speed skating competition can be divided into track and road race. The road race track can be open or closed. The perimeter of the track is （） meters
elimination race is to set up one or more fixed elimination points on the way to the competition, elimination of（）or more athletes in the behind.
points race is one in which the points are higher at the end of the race than on the way，respectively：
The relay race is a comprehensive contest of the absolute strength, team cooperation and handover skills of each team, with （） athletes participating in each team
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