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阅读理解专项训练 A. IfyoutravelbyairacrossthecenterofAfricaorsouth. America,youflyoverforestsforthousandsofkilometers.Thesegreatforestsaretheoceansoftrees.Therearefullofthousandsandthousandsofdifferentkindsofplantsandanimals. However,theworldsforestsaregettingsmallerallthetime.Wearecuttingdownthetreesbecauseweneedwood,andweneedmorefarmland.Somepeoplesaythattherewillnotbeanyforestslikethesein20or30years.whatwillhappeniftheydisappear? Ifwecutdownourforests,alotofplantsandanimalswilldisappearfromtheworld.Inalotofplacesthenewfarmlandwillsoonlookliketheolddeserts.Cropswillnotgrowthere.Itwillnotrainveryoften,andtheweatherwillgetveryhot.Perhapstheclimateoftheworldwillchange.Thiswillbedangerousforeveryoneintheworld.Thatiswhywemusttakecareofourforests. ___1.Thepassagemainlytellsusabout____. A.theimportanceoftakingcareofourplants B.theresultofcuttingdownthetrees C.thelocationsofgreatforests D.thereasonsforformingthedeserts ___2.Whichofthefollowingistrueaccordingtothepassage? A.AfricaandSouthAmericaaretheoceansoftrees. B.Forestsarehomesfordifferentkindsofanimals. C.Forestsareusuallyseveralsquarekilometerslarge D.Differentplantscan'tbefoundinthesameforest. ___3.Theneedformorewoodandmorelandresultsin____. A.thechangeoftheworldclimate B.thedisappearanceofmanyplantsandanimals C.moredesertsandlessfarmland. D.alloftheabove ___4.Whatwillhappenin20or30yearsinsomepeople'sview? A.We'llhavemoreandgreaterforests. B.We'llhaveenoughlandtosupportourpeople. C.We'llhavenoforestslikethoseinthecenterofAfrica. D.We'llhaveenoughwoodtodosomecooking. ___5.Thewriterthinks____. A.itdangerousforeveryonetocutdowntheforests B.itnecessaryforeveryonetoprotecttheforests C.itimportantforeveryonetotakecareoftheworld D.itimportantforeveryonetokeepanimals B AtravellerhurrieddowntothehallofanAmericanhotelandwenttothecash-desk.Hehadjust15minutestopayhisbillandgettothestation.Suddenlyherememberedthathehadleftsomethinginhisroom. "Lookhere,boy,"hesaidtothebellboy,"runuptomyroomandseeifIhaveleftaparcelonthetablethere.Be