Iheard（一般过去时）thatTomhadbeensentto（过去完成时被动语态）hospitalafteranaccident.WhenIgot（一般过去时）tothehospitalhewasbeingoperatedon（过去进行时被动语态）.Thedoctortold...

　　这个有点儿短了，能再长点儿么，最好不是自己写的，非常感谢。

　　KarlMarxwasborninGermany,andGermanwashisnativelanguage.Whenhewasstillayoungman,hewasforcedtoleavehishomelandforpoliticalreasons.HestayedinBelgiumforafewyears;thenhewenttoFrance.Beforelonghehadtomoveonagain.In1849,hewenttoEnglandandmadeLondonthebaseforhisrevolutionarywork.MarxhadlearnedsomeFrenchandEnglishatschool.Whenhegotto　England,hefoundthathisEnglishwastoolimited.Hestartedworkinghardtoimproveit.HemadesuchrapidprogressthatbeforelonghebegantowritearticlesinEnglishforanAmericannewspaper.Infact,hisEnglishinoneofthesearticleswassogoodthatEngelswrotehimaletterandpraisedhimforit.MarxwrotebacktosaythatEngels'praisehadgreatlyencouragedhim.However,hewentontoexplainthathewasnottoosureabouttwothings——thegrammarandsomeoftheidioms.Theseletterswerewrittenin1853.Intheyearsthatfollowed,MarxkeptonstudyingEnglishandusingit.Whenhewroteoneofhisgreatworks,TheCivilWarinFrance,hehadmasteredthelanguagesowellthathewasabletowritethebookinEnglish.Inthe1870s,whenMarxwasalreadyinhisfifties,hefounditimportanttostudythesituationinRussia,sohebegantolearnRussian.AttheendofsixmonthshehadlearnedenoughtoreadarticlesandreportsinRussian.Inoneofhisbooks,Marxgavesomeadviceonhowtolearnaforeignlanguage.Hesaidwhenpeoplearelearningaforeignlanguage,theyshouldnottranslateeverythingintotheirownlanguage.Iftheydothis,itshowstheyhavenotmasteredit.Whentheyusedtheforeignlanguage,theyshouldtrytoforgetallabouttheirown.Iftheycannotdothis,theyhavenotreallylearnedthespiritoftheforeignlanguageandcannotuseitfreely.