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The Tour de France is the most important bicycle race in the world. The three-week-long race, 【小题1】 was first organized in 1903, is 【小题2】 (tradition) held in July. Although the route of the race changes slightly every year, it always contains a mixture of the flat stages at the 【小题3】 (begin) and the difficult stages across the Pyrenees and the Alps.

Each of the teams that can enter the Tour de France【小题4】 (include) nine riders. And each team has a leader, usually the 【小题5】 (good) cyclist in the team. The other members of the team support him. They help him come back to 【小题6】 front line if he falls behind or they block off attacks by other teams. The main goal of every team is 【小题7】 (have)one of their athletes in the yellow jersey (运动套衫), which always belongs to the leading cyclist in the overall race. The time of each stage 【小题8】 (add)up.

The ranking is also important. The best mountain rider wears a polka-dot jersey and the best young rider wears a white jersey. 【小题9】 , not all cyclists of the Tour de France make it to the finish line. Many drop out because of injuries or because 【小题10】 (they) bodies cannot cope with the physical strain (损伤) of a three-week tour.