【Doyouhaveasorethroat,arunningnoseandaheadache?Doyoukeepcoughingandsneezing?Ifyoudo,thechancesarethatyouhaveacoldorperhapsflu---butwhichone?Althoughbothcoldsandfluarecausedbyviruses,theyareverydiffe】

　　Doyouhaveasorethroat,arunningnoseandaheadache?Doyoukeepcoughingandsneezing?Ifyoudo,thechancesarethatyouhaveacoldorperhapsflu---butwhichone?Althoughbothcoldsandfluarecausedbyviruses,theyareverydifferentillnesses.

　　Colds,whichusuallylastaboutaweek,affectthenosemost.Theycommonlycausearunnynoseandsneezing.Sometimes,theycauseaheadache,acoughandslightlyachingmuscles.

　　Fluismuchmoreseriousillnessandiscausedbydifferentgroupofviruses.Peoplewithfluusuallygetallthesymptomsdescribedabove.However,theyalsogetahighfever,adrycoughandmuchworseaching.Feverisoneofthetypicalsymptomsofthefluforallages.Thesymptomsalsolastmuchlonger.Sometimestheydon’tdisappearforatleasttwoweeks.

　　Flucanbeadeadlydisease.Theelderly,whoareweakerandlesshealthythanmostyoungerpeople,candiefromflu.Thisisonereasonwhyoldpeopleareadvisedtohaveafluinjectionbeforethestartofwinterwhenfluismostcommon.Thisinjectionisinexpensiveanddefinitelyworthit.

　　Ifyouhaveacoldorflu,youmustalwaysdealwithusedtissuescarefully.Don’tleavedirtytissuesonyourdeskoronthefloor.Someoneelsehastopicktheseupandvirusescouldbepassedon.Andfinally,remembertocoveryournoseandmouthwhenyousneeze！Youdon’twanttoseethesmalldropofliquidsblownoutofyournoseandmouthwhenyousneeze,doyou?Disgusting,eh?Nowyoucanunderstandwhyit’sagoodideatocoveryournoseandmouthwhenyousneeze!

　　小题1:Inparagraph4,welearnthat______.A．fluinjectioncancausedeathB．mostoldpeoplediefromfluC．fluismostcommoninsummerD．flucankilloldpeopleeasily小题2:Dealingwithusedtissuesproperlyisimportantbecause______.A．ithelpskeepyourclassroomtidyB．peoplehatepickingupdirtytissuesC．itpreventsthespreadofcoldsandfluD．pickinguplotsoftissuesishardwork小题3:WhichofthefollowingstatementsisTRUEaccordingtothepassage?A．Bothcoldsandflulastthesametime.B．Bothcoldsandflucanbepreventedbyinjection.