大学英语四级仔细阅读精选练习题

大学英语四级仔细阅读精选练习题 大学英语四级仔细阅读精选练习题 　　引导语：大学仔细阅读精选练习题，由培训网而成，谢谢您的阅读。 　　Newspapers often ___ us of floods

大学英语四级仔细阅读精选练习题 大学英语四级仔细阅读精选练习题 引导语：大学仔细阅读精选练习题，由培训网而成，谢谢您的阅 读。 Newspapersoften___usoffloodsinsomepartsofthe UnitedStates. Nearlyeveryyearonthegreatcentraldrainagesheavy rainsandmeltingsnowcausethewaterstopouroutthe mountainsandplains,toturnbrooksintotorrents,andto swellquietstreamsintowilduncontrolledrivers.FromCairo toNewOrleans,andfromPittsburghtoPaducah,thecry "Riverrising!"isafamiliaryetfearfulvoice...Whenthe riverssometimesbeetoohighortooswifttobecontrolled munitiesareflooded,familiesfleefromtheirhomes, croplandsarewashedout,andtransportationestoahalt. Hunger,disease,anddeathfollowthewildwaters. Althoughgivenlesspublicity,theagriculturaldamage donebythemanysmaller,morefrequentfloodsusuallyfar exceedsthelossescausedbytheverygrandones.Inthe CentralStates,ditchesanddrainscausetheflowsfrom springrainsandmeltingsnowtorunfarmorerapidlythanin thedaysbeforewhitemensettledontheland.Once,excess springfloodwatersemptiedintolakesandswampylands,