疲劳与休息(Fatigue and Rest)

详细内容

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ehomefromschooltheywanttorunouttoplay...nottoliedownandrest.

thereasonisthatifonlyacertainpartofthebodyistriedthebestwaytomakethatpartfeelfreshagainistomakeotherpartsofthebodyactive!wecanactuallyrestbymeansofactivity.

ofcourse,ifyouaretotallyexhausted,thebestthingtodoistogotosleep!