Running is a whole body movement700字作文
Running is a whole body movement, which enables the body's muscles rhythmic contraction and relaxation, so that muscle fiber
Dimension increased, protein content increased. Fit and muscular is one of the symbols.
Skeleton is the body of the stent, human activities leverage. In a period of growth and development of young people, adhere to running
Step can improve blood circulation, increase the supply of nutrients in bone cells increase bone cell growth capacity, from the
And to promote the normal development of the bone. The elderly, reduced metabolism, muscle gradually shrink, and bones appeared back
Line of change in bone and joint disease is also increasing. Persist in running can enhance metabolism, delayed bone
Degenerative changes, prevention of bone and joint disease in the elderly occur, so that you slow down aging.
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I like many kinds of sports300字大綱
Ilikemanykindsofsports,suchasswimming,running,table-tennisandbadminton.ButIlikerunningmost.Runningisagoodactivityforpeopletokeephealthyandrelievepressures.Besides,it’sveryeasyformetorunning.Icanruninthemorningorafterclass.AndIcanrunalone.I...
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Running700字
Runningisawholebodymovement,whichenablesthebody'smusclesrhythmiccontractionandrelaxation,sothatmusclefiberDimensionincreased,proteincontentincreased.Fitandmuscularisoneofthesymbols.Skeletonisthebodyofthestent,humanactivitiesleverage.Ina...
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人口老齡化350字
許多國家在下一世紀將經歷人口老齡化,由於出生率下降和死亡率。中國將很快加入他們的行列。據統計,中國人口老齡化,到下世紀中葉將接近高峯,超出60佔總數的27。4%,年齡的人的百分比。這意味着,每四個人將老人。由於老齡化問題,其情況已越來越多的事實,但日益嚴重的大多...
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小小人口普查員作文400字
週六,下午15時30分。我跟爸爸還有妹妹早早來到在貴興社區銀海區貴陽路西50米的地方等待老師。過了一會兒老師來了,她讓我們穿上普查員的工作服,穿上後我很高興。因為這是我第一次當人口普查員,穿好了,我們分成兩排一起走,走呀走呀不知道我們在哪裏。老師帶我們走進了...
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