Haveyoueverbeenill?Whenyouareill,youmustbeunhappybecaus...
问题详情：Haveyoueverbeenill?Whenyouareill,youmustbeunhappybecauseyourbodybecomeshot,andtherearepainsalloveryourbody.Youdon'twanttowork,youstayinbed,feelingverysad.Whatmakesusill?Itisgerms(细菌).Germsa...