Atriathlon(三项全能运动)isasportseventwhichcombinesthreesport...
问题详情:
A triathlon(三项全能运动) is a sports event which combines three sports, 41 (typical)running, biking, and swimming. During a triathlon, athletes finish all three sports without stopping 42 (beat) the clock. people of all ages and sizes can compete in triathlons. But much like other sports events, a lot of professional 43 (compete) rule the triathlon world. In addition, many triathlons 44 (hold) to benefit charity, much like marathons.
The modern triathlon appeared in California in 45 1970s. It usually begins with the swimming, 46 (follow)by cycling, and finally running. A triathlon tests the endurance(忍耐力) and speed of an athlete, as well as his or her ability to keep energy and focus 47 the race as a whole. A triathlon competes against a clock, rather than against other athletes. A variation of the triathlon is a relay triathlon, 48 a different athlete completes each stage.
The swimming stage takes place in a lake or the open ocean. As soon as athletes come out from the water, they change into cycling at the 49 (fast) speed to save time. After cycling, the athletes change shoes to run. The course is considered complete once the athletes 50 (cross)the finish line.
【回答】
41. typically
42.to beat
43.competitors
44.are held
45.the
46.followed
47.on
48.where
49.fastest
50.have crossed
知识点:语法填空
题型:未分类
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设复数(是虚数单位),则复数的虚部为( )A. B. C. ...
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问题详情:(1)观察下图,请将下列国家的英文字母代号填入答题卡图中对应的方框内。早期殖*家:A.葡萄牙 B.英国(2)仔细观察该图,据图指出奴隶贸易的主要集运地的分布特点。【回答】 (1)上框B,下框A。(2)主要分布在非洲西海岸和东海岸。知识点:血腥的资本积累题型:综合题...
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一个质量为4kg的物体静止在足够大的光滑水平地面上.从t=0开始,物体受到一个大小和方向周期*变化的水平力F作...
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