Passage8(2013江苏南通，七)
请认真阅读下面短文，并根据短文内容回答问题。
Itiseasyformanypeopletocatchacoldinthespringtimeorfall.Itmakesuswonderthatsincescientistscansendamantothemoonwhycan'ttheyfindacureforthecommoncold?Theansweriseasy.Thereareactuallydifferentcoldvirusesoutthere.Youneverknowwhichoneyouwillgetsothereisn^acureforeachone.
Whenavirusattacksyourbodyyourbodyworkshardtogetridofit.Bloodrushestoyournoseandcausesablockinit.Youfeelterriblebecauseyoucan5tbreathewellbutyourbodyisactuallyeatingthevirus.Yourtemperaturegoesupandyougetafeverbuttheheatofyourbodyiskillingthevirus.Youalsohavearunnynosetostopthevirusfromgettingintoyourcells(细胞）.Youmayfeelveryuncomfortablebutactuallyyourwonderfulbodyisdoingeveiythingitcantokillthecold.
Differentpeopledodifferentthingstodealwithcolds.IntheUnitedStatesandsomeothercountriesforexamplepeoplemighthavechickensouptohelpthemgetoverthecold.Somepeoplelakehotbathsanddrinkwarmliquids.Otherpeopletakemedicinetostopdifferentsymptoms(症状)ofcolds.
Thereisoneinterestingthingtonote—somescientistssaytakingmedicinewhenyouhaveacoldisactuallybadforyou.Thevirusstaysinyoulongerbecauseyourbodydoesn^haveawaytofightitandkillit.Bodiescandoanamazingjobontheirown.Thereisajokehoweverontakingmedicinewhenyouhaveacold.ltgoeslikethis：IttakesaboutoneweektogetoveracoldifyoudonHtakemedicinebutittakesonlysevendaystogetoveracoldifyoutakemedicine.
Whenisiteasyformanypeopletocatchacold?
2.Whydoyouhavedifficultybreathingwhenyoucatchacold?
3.HowmightAmericansdealwithcolds?
4.Howlongdoesitusuallytaketocurethecommoncold?
5.Whatdoyouthinkoftakingmedicineaftercatchingacold?