Whenyouchooseafreezerrememberit’sprobablygoingtobewithyouforalongtime.Soit’simportanttoknowwhichfreezerisrightforyouneeds.Firstdecideifyouwantanuprightorchestmodel.Uprightsaremoreconvenient.

　　Whenyouchooseafreezerrememberit’sprobablygoingtobewithyouforalongtime.Soit’simportanttoknowwhichfreezerisrightforyouneeds.

　　Firstdecideifyouwantanuprightorchestmodel.Uprightsaremoreconvenient.Theirstoragespaceismoreaccessible（可进入的）andtheytakeuplessfloorarea.Howeverchestmodelsaremoreenergy-efficientbecauselesscoldairescapeswhentheyareopen.

　　Ifyou’rebuyinganuprightyou’llhavetochoosebetweenfrostless（无霜）ormanualdefrost（解冻）.Chestfreezersarealwaysmanual.Frostlessfreezersautomaticallydefrostatpresentintervalsandremovethewater.Manualmodelsmustbedefrostedbyhandeveryfewmonthsorwheneverfrostpileuptoaboutaquarterofaninch.

　　Tohelpyourfreezerreacharipeoldagetrytofindaspotthat’scooldryandawayfromdrafts（精棉）.Draftsandheatwillraisethefreezer’scabinettemperaturewhichmakesitworkhardertokeepcool.Thatmeanswastedenergyandashortenedlife.

　　Dryairisimportantbecausehighhumidity（湿气）cancausethefreezertorustoutsideandfrostupinside.Withpropercareafreezercanserveyoufor15yearsormore.Regularcleaningandsimplemaintenance（保养）willhelpitmaintainazero-degreetemperatureandkeepitsmellingfreshandlookingalmostnew.

　　Frostlessmodelsrequirelesscarethanmanualdefrostfreezers.Theinsideofafrostlessunitshouldbewashedperiodicallywithwarmwaterandbakingsodaoramildsoaprinseanddried.

　　Goodhabitsgoalongwaytowardafreezerthatrunsefficiently.Togetthemostfromyourfreezercheckregularlytomakesureit’sprovidingatruezero-degreetemperature.

　　Keepthefreezeratleastthree-quartersfull.Theemptieritgetsthemoreenergyiswasted. Ifmorethanthreepoundsoffoodpercubicfootofstoragespaceisaddedevery24hourstheresultinghighorlowtemperaturecandamagethefood.

　　1．Whyareuprightsmoreconvenientassuggestedbythepassage?

　　A．Becausetheydefrostautomatically.

　　B．Becausetheyoccupylessfloorarea.

　　C．Becausetheyalwayskeeptherighttemperature.

　　D．Becausetheycanserveyoufor15years.

　　2．Whatcanwelearnfromthispassage?

　　A．Itismoreimportanttokeepthefreezeratthet