请英语老师解析下文中的题,这是“河南省郑州一中2014届高三期中考试英语试题’完型题

Aresupermarketsdesignedtopersuadeustobuymore?Whenyouenterasupermarket,themanagerknows36thanyoudohowyouwillbehave—which37youwillwalk,whereyouwill38,whatwillmakeyou39oneproductratherthananother.Whencustomersgointoashop,they40looktotheirleft41movetowardstheright.Sosupermarketentrancesareusuallyontheleftofthebuilding,andthearrangementistotakeshoppers42thestore,aisleafteraisle,fromlefttoright.Thenshopperswillpayattentiontoallthe43.

Freshfruitand44aredisplayednearsupermarketentrances.Thisgivesthe45thatonlyhealthyfoodissoldintheshop.46foodsthateveryonebuys,likesugarandteaareputneareachother.Theyarekeptindifferentaislessocustomersaretakenpastotherattractivefoods47theyfindwhattheywant.Inthisway,shoppersare48tobuyproductsthattheydonotreally49.

Peoplewalkquicklythrough50aisles,buttheymovemoreslowlyinwideaislesandgivemoreattentiontotheproducts.Onebest-selling51forproductsisattheendofaisles,becauseshoppers52toturnintothenextaisles.

Sweetsareoftenplacedatchildren’s53levelatthecheckout.Whileparentsarewaitingtopay,children54thesweetsandputtheminthetrolley.

Customersbuymorewhenshelvesare55thanwhentheyarehalfemptybecausetheyfeelthereissomethingwrongwiththoseproductsthatarethere.

36.A.soonerB.betterC.moreD.less

37.A.sideB.approachC.placeD.way

38.A.goB.lookC.stopD.stand

39.A.buyB.enjoyC.seeD.prefer