新标准大学英语（第二版）综合教程3 （智慧版）南京师范大学编B3U7AR1.pptx

Contents;Listentoapassageandanswerthefollowingquestions.

1.Intheyearssince9-11attack,whatimprovementshavebeenmadeonsecurityofUnitedStates?

2.WhydidHillaryClintoncriticizethemembersofthe9-11commission?

3.Whydidthe9-11commissionthinkcommunicationwasamajorproblemduringattacks?Whatmightbethesolution?

4.HowdidAmericanofficialsfindtwoofhijackersinvolvedthe911attacks?;

1.Intheyearssince9-11attack,whatimprovementshavebeenmadeonsecurityofUnitedStates?

Intelligencesharingandcooperationbetweenfederal,stateandlocalgovernmentagenciesissaidtobeatanall-timehigh.Therealsohavebeenimprovementsinairportsecurity.;

2.WhydidHillaryClintoncriticizethemembersofthe9-11commission?

Becauseanumberoftheirmajorrecommendationsremainunfulfilled.;

3.Whydidthe9-11commissionthinkcommunicationwasamajorproblemduringattacks?Whatmightbethesolution?

Police,firefightersandmedicalcrewshadtroubletalkingtoeachotherbecausetheywereusingdifferentradiofrequencies.Thislackofcommunicationledtoneedlesslossoflife.

Thegovernmentshouldidentifyradiofrequenciesthatwouldbeusedonlyforemergencycommunications.;

4.HowdidAmericanofficialsfindtwoofhijackersinvolvedthe9-11attacks?

TheUS-Visitsystem,abiometricentrysystemintheUnitedStates,usesdigitalfingerprintsandphotographicimagestoidentifypeopleenteringtheUnitedStates.Bythismeans,theofficialsfoundtwoofhijackers.;Script

IthasbeentenyearssinceterroristsusedhijackedairplanestoattacktheUnitedStates.Intheyearssincethen,muchhasbeendonetoimprovesecurityinthecountry.

Intelligencesharingandcooperationbetweenfederal,stateandlocalgovernmentagenciesissaidtobeatanall-timehigh.Therealsohavebeenimprovementsinairportsecurity.

ButanewreportsaystheUnitedState