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XX年职称英语考试卫生类B概括大意训练题xx年职称英语考试卫生类B概括大意训练题 不少考生开始备考xx年考试,为了帮助大家更好地备考职称英语考试,网为大家提供了相应的练习题,以下是xx年职称英语考试卫生类B概括大意训练题,供大家练习【】
1.Our bodiesare estimatedto beabout60%to70%water.Blood ismostly waterand ourmuscles,lungs,and brainall containa lotof water.Water isneeded toregulate bodytemperature andto providethe meansfor nutrients滋养物to travelto allour organs.Water alsotransports oxygento ourcells,removes waste,and protectsour joints and organs.
2.We losewater throughurination排尿,respiration呼吸,and bysweating.If youare veryactive,you losemore waterthan ifyou donot takemuch exercise.Symptoms ofmild dehydration脱水include chronicpains injointsandmuscles,lower backpain,headaches,and constipation便秘.A strongsmell toyour urine,along witha yellowcolor indicatesthat youare notgetting enoughwater.Thirst isall obvioussign ofdehydration andin fact,you needwater longbefore youfeel thirsty.
3.A goodrule ofthu...。