(D)

BeginninginOctober,morethan13,000McDonald’s(麦当劳)restaurantsinAmericawilluseanewvarietyofcookingoil.McDonald'saimstomakeitsFrenchfries(油炸食品)andotherfriedfoodshealthier.

Thechangewillnotaffectthetasteorthenumberofcaloriesinthefood.Butbychangingthecookingoil,McDonald’ssays,ithopestocutbynearlyhalftheamountoftransfattyacids

(转换脂肪酸)inFrenchfriesandreducetheamountofsaturatedfats(饱和脂肪)by16percent.Scientistsbelievethattransfattyacidsandsaturatedfatsraisecholesterol(胆固醇)levelsandincreasetheriskofheartdisease.

McDonald'snewstepisimportantbecauseMcDonald’sisanindustryleaderandotherfast-foodchainsandfoodprocessorsmayfollowthelead.

ForMcDonald's,theactioncomesatatimewhenAmericansarebecomingmoreandmoreconcernedabout;obesity(肥胖)andareincreasingpressureonfoodcompaniestoofferhealthyandnutritious(有营养的)foodtoconsumers.

Afterthreeyearsofstudy,McDonald’sofficialssaytheyareswitchingoilthatislowerinsaturatedfatsandtransfattyacids.McDonald'ssaysthechangewillnotcausehig

herpriceforconsumers.

Thoughthereissomechange,scientistssaythattheamountoftransfatinfoodsatMcDonald'sandatotherfast-foodcompaniesisstillimportant.

68.Morethan13,000McDonald'srestaurantsinAmericawilluseanewkindofcookingoilto______________.

A.lowerthecostsoftheproducts

B.makeritsfoodtastehatterthaneverbefore

C.cure(治愈)theheartdisease

D.dogoodtothehealthofconsumers

69.Theunderlinedward"switching"herehasthesamemeaningas"_______".

A.turningon B.turningoff C.changing D.studying

70.Themainideaofthepassageis__________.

A.McDonald'sisapioneerinfoodproducts

B.McDonald'sisenlargingitsrestaurantsintheworld

C.friedfoodscan’tkeepupwiththedevelopmentofmodemsociety

D.McDonald’sistousenewcookingoil

71.WhenanewkindofcookingoilisusedinMcDonald’s,________

A.thepricesofMcDonald’sfoodswillbeatothigher

B.consumerswillfindthetasteofMcDonald’sfoodsdifferent

C.manyotherfoodcompanieswilldowhatMcDonald'sdoes

D.obesitywilldisappearinAmericansocietysoonerorlater

(E)

MexicoCityistrulyoneofthemostamazingcitiesintheworldwithamixtureofboththeoldandnewworld.Fromthemomentyourplanestartstodescendintothisvastcity,

youknowthatyourtripwillbequiteanadventure.

Onceinyourtaxiandthemomentyouleavetheairport,youareamazedatthelargeamountofslowtraffic.Thevolumeofthetrafficcanbestressfultosome.

The"PaseodelaReforma(改革大道)",runningsouthwestacrossthecity,isoneofthemajortouristandbusinessareasinMexicoCitywithmanyhighqualityhotelsonlywalkingdistancefromgreatrestaurants

andothertouristattractions.Theonlyproblemyouwillhaveistryingtoseeallofthesesitesduringyourvacationtime.

OneofthemostpopularattractionsinthisareaistheNationalMuseumofAnthropologyalongthenorthwestpartofthestreet.Therearethousandsofartifactsondisplayshowing

thehistoryoftheareaandnumerousitemsfoundfromthemanyAztecsitesinthearea.Walkingsouthwestfromthemuseum,youwillsoonreachtheMexicoCityZoo,

whichisagreatplacetospendanafternoon.

AcrossthestreetfromthemuseumistheChapultepecCastle,onceanimportantsiteintheMexican-Americanwar.It'salsoagoodideatotakethetrainupthehilltowherethecastleislocatedasthehillissteep.It'simportanttokeepinmindthatMexicoCityisover

7,000feetabovesealevelandsomefeelitdifficulttobreathewhenwalking.

YoucantakeataxitotheCoyoacanmarketduringtheeveningonaweekend.It'sagreatplacetogetsomecheapsouvenirstobringbackhomeandtoenjoysometraditiona

lMexicancuisine.However,youmustbecarefulwhereyoueatandthatthemeatiswellcooked.

72.ThetouristsinMexicoCitymaynotbesatisfiedwith______.

A.thehighspeedofthetraffic B.theheavytrafficofthecity

C.thepollutedairinthecity D.theirsafetyinthecity

73.Fromthethirdparagraph,wecanlearnthat______.

A.thenumberofthecityattractionscan'tmeettheneedsofthetourists

B.itisconvenientfortouriststovisitthecityfromwheretheystay

C.touristshaveproblemswhenvisitingthesitesinMexicoCity

D.touristsoftenhavetheirthreemealsinthehighqualityhotels

74.Whichofthefollowingshowsthecorrectpositionsofthefollowingplaces?

P=PaseodelaReforma M=theNationalMuseumofAnthropology

C=theChapultepecCastle Z=theMexicoCityZoo

75.Whichofthefollowingattractionsmayinterestthosewhowanttostudythemilitary(ofthearmy)historyofMexicoCity?

A.TheNationalMuseumofAnthropology. B.TheCoyoacanmarket.

C.TheChapultepecCastle. D.TheAztecsites.