完形填空1March21isWorldSleepDay
Howmanyhoursdoyousleepeveryday
Moreandmorepeoplefindit36tofallasleep
Accordingtoareportin2010bytheWorldHealthOrganization(WHO),morethan27%peopleintheworldhavesleepproblemsandthereis38%accordingtoareportbyChineseSleepResearchSocietylastyear
Stress,noise,lightpollutionandsomeelectronicthingssuchas37andcellphonesarethecauses
Manystudentsalsohavethesleepproblems
Somestudentsenjoyplayingcomputergamesand38thetime
Someofthemevendon’tsleepall39
Buttheydon’ttakeitseriously
LiWei,a14-year-oldboy,isa40inGrade7ofNo
1MiddleSchool
Heusuallycan’tgetenoughsleepbecausehe41atschoolonweekdaysandtheboysliketalkingandsomeoftheroommatesevenplaythegamesat42
Heoftenfeelstiredandoftenwantsto43inclass
He44getsangryandfeelssick
Heoftenfeels45andcan’trestwellbeforetheexam
Ifyouhavethisprob