Enoughsleepisimportanttohealth.Theamountofsleep__1________(need)dependsontheageofthepersonandtheconditionsin_2.________sleeptakesplace.Theyoungmayneedmoresleepthan__3.________old,butusuallyeighthoursareenoughforthehealthofgrown-ups.Somecandowith___4_______thanthisamount,butothersmayneedmore.Everypersonknowshisownneed.___5_______isthenamatterofgoodjudgmenttosatisfyhisneed.Sleepshouldalwaysbeenoughtomakeonebringbackhis__6.__________(strong)andgetreadyforaday’swork. |